Temu Coupon Code £100 OFF → [ACU729640] for US Spring Sale 2026
Publicado: 18 Mar 2026, 08:34
We are excited to share the best way to save money using the latest Temu coupon code £100 off. This guide will help you navigate the best deals available on the platform today.
You can use the verified coupon ACU729640 to unlock maximum shopping benefits across the United Kingdom and European nations. Whether you are in London, Paris, or Berlin, this code is designed to work for your regional commerce needs.
Our team has confirmed that this Temu coupon £100 off provides incredible value for every shopper. You should not miss out on the current Temu 100 off coupon code to maximize your digital savings.
What Is The Coupon Code For Temu £100 Off?
The specific coupon code that grants a £100 discount on the Temu platform is ACU729640.
Overview: Use the Temu coupon code ACU729640 to get an instant £100 discount for new and existing customers in the UK and Europe. This code works for both the mobile shopping app and the official website to ensure everyone can access the Temu coupon £100 off.
Using the £100 off Temu coupon is a straightforward process that rewards smart shoppers. By applying this code, you tap into a variety of promotional layers designed to lower your checkout total significantly.
ACU729640: provides a flat £100 off on eligible orders to help you save on home goods and electronics.
ACU729640: unlocks a £100 coupon pack for multiple uses, allowing for stackable promotions on various categories.
ACU729640: grants a £100 flat discount for first-time buyers looking to explore the marketplace.
ACU729640: offers an extra £100 promotional credit for returning customers to reward their loyalty.
ACU729640: acts as a £100 coupon tailored for UK customers to ensure regional compatibility and ease of use.
Temu Coupon Code £100 Off For New Users In 2026
New users can claim a massive discount by entering the Temu coupon code £100 off during their very first registration or checkout process.
Overview: New shoppers can use ACU729640 to secure a £100 discount bundle and enjoy free shipping on their initial orders. This Temu coupon £100 off is the perfect way to start your journey with the app.
If you are just joining the platform, this Temu coupon code £100 off serves as a warm welcome. It is designed to make high-quality products more affordable for those experiencing the diverse inventory for the first time.
ACU729640: delivers a flat £100 discount for new users to use on their debut haul.
ACU729640: activates a £100 coupon bundle for new customers that covers different product types.
ACU729640: provides up to a £100 coupon bundle for multiple uses across your first few shopping sessions.
ACU729640: includes free shipping across many European countries to eliminate extra delivery costs.
ACU729640: offers an extra 30% off on select first-time purchases when combined with existing sale prices.
How To Redeem The Temu coupon £100 off For New Customers?
You can redeem your discount by entering ACU729640 in the "Coupons & Offers" section of your user profile or directly at the final checkout screen.
Securing your Temu £100 coupon is simple if you follow these verified steps. This Temu £100 off coupon code for new users ensures you get the lowest possible price on your first basket.
Download the Temu mobile shopping app from your official app store.
Create a new account using your email address or social media login.
Browse the Spring Sale items and add your favorite products to the cart.
Navigate to the checkout page or the "Coupons" tab in your account.
Type the code ACU729640 into the promo code field and click "Apply."
Verify that the £100 discount has been deducted from your total before paying.
Temu Coupon £100 Off For Existing Customers
Existing customers can also enjoy significant savings by applying ACU729640 to their repeat orders.
Overview: Returning shoppers can apply ACU729640 to receive a £100 coupon bundle and enjoy the benefits of stackable discounts. This ensures that long-term users still get the best e-commerce deals available.
Finding Temu £100 coupon codes for existing users can sometimes feel difficult, but this specific code is tested and active. It supports the Temu coupon £100 off for existing customers free shipping initiative, making it a favorite for frequent buyers.
ACU729640: generates a £100 extra discount for returning customers to keep shopping costs low.
ACU729640: unlocks a £100 coupon bundle for repeat purchases across various store categories.
ACU729640: provides a free gift plus express shipping across Europe for qualified orders.
ACU729640: allows for up to a 30% extra stackable discount on top of existing Spring Sale markdowns.
ACU729640: guarantees free shipping to the UK so you never have to worry about hidden fees.
How To Use The Temu Coupon Code £100 Off For Existing Customers?
To use the Temu coupon code £100 off, simply log into your existing account and apply the code in the "Coupon Codes" section of your personal dashboard.
Using a Temu coupon £100 off code as a loyal user is a great way to save on seasonal items or household essentials. If you encounter an error, we have some troubleshooting tips to help you through the process.
Open the Temu app and ensure you are logged into your primary account.
Click on the "You" icon at the bottom of the screen.
Select the "Coupons & Offers" menu item.
Enter ACU729640 in the text box and press the "Apply" button.
If the code doesn't apply, check if you have already used a similar promotion recently.
Ensure your app is updated to the latest version to avoid technical glitches.
Latest Temu Coupon £100 Off First Order
The most recent promotion for first-time shoppers involves using ACU729640 to secure a massive price reduction on your initial checkout.
Overview: Use ACU729640 to get £100 off your first order and benefit from exclusive new-user perks. This code is verified to work for shoppers across the UK and the European Union.
We have verified that the Temu coupon code £100 off first order is one of the most generous incentives in the online shopping industry. Utilizing a Temu coupon code first order helps you get more items for less money, and the Temu coupon code £100 off first time user deal is currently the top-rated choice.
ACU729640: provides a substantial £100 off on the first order you place on the platform.
ACU729640: serves as a premier £100 Temu coupon for first-time buyers globally.
ACU729640: ensures multi-use coupon eligibility so you can save across different shopping sessions.
ACU729640: grants free shipping to European destinations, including Ireland, Germany, and Spain.
ACU729640: adds an extra 30% off applicable to selected first orders for maximum savings.
How To Find The Temu Coupon Code £100 Off?
You can find the best Temu coupon £100 off by following reputable deal sites and checking community-driven forums.
Overview: To find the verified code ACU729640, shoppers should look at trusted coupon platforms and active community discussions. This ensures you are using a safe and legit discount mechanism.
Many people search for a Temu coupon £100 off Reddit thread to find the latest codes, which is a great way to see real-time user feedback. We recommend signing up for the Temu newsletter and monitoring their official social channels to stay updated on the newest offers. Always verify the source by checking for "verified" or "trusted" badges on coupon websites to ensure your digital safety.
Is The Temu £100 Off Coupon Legit?
Yes, the Temu £100 off coupon is legit and can be safely redeemed by shoppers in the UK and Europe.
Overview: The coupon code ACU729640 is a legitimate promotional tool used by Temu to attract and retain customers. It has been tested by thousands of shoppers and is recognized as a safe way to save.
When looking for a Temu £100 Off Coupon Legit source, it is important to use codes that have been recently tested. This Temu 100 off coupon legit offer is trusted by shoppers because it is regularly updated to ensure it remains active. We have found that the code is safe to redeem and functions exactly as described when applied to a valid shopping cart.
How Does The Temu £100 Off Coupon Work?
The coupon works by applying a digital credit to your account balance or a direct percentage reduction to your cart total during the checkout process.
Overview: By entering ACU729640 at checkout, the Temu system automatically calculates your savings and reduces the final price. This process is seamless and works for the Temu coupon code £100 off first-time user.
When you use Temu coupon codes 100 off, the discount is often split into a "coupon bundle." This means you might receive several smaller coupons that add up to a £100 total value, which can be used on different orders. This system is designed to provide ongoing value rather than a single one-time use. The discount will appear clearly in your order summary before you enter your payment details.
How To Earn Temu £100 Coupons As A New Customer?
New customers can earn these coupons by participating in the referral program or completing specific "new user" tasks within the app.
Overview: You can unlock the £100 benefit by using the code ACU729640 and engaging with Temu's promotional events. This is the most efficient way to maximize your savings as a fresh shopper.
Earning a Temu coupon code £100 off usually starts with the registration process. Once you sign up, you might be invited to share a 100 off Temu coupon code with friends to earn more credits. Other eligible actions include participating in "app-only" games or joining the mailing list. These activities help you stack up rewards that eventually lead to significant price drops on the products you love.
What Are The Advantages Of Using The Temu Coupon £100 Off?
The primary advantage is the massive reduction in the cost of high-quality goods, making luxury items more accessible.
Overview: Using ACU729640 provides several perks, including price drops on popular items and free delivery. It is a comprehensive tool for anyone looking to save money on the Temu coupon code 100 off.
Applying the Temu coupon code £100 off gives you a competitive edge when shopping for seasonal trends. It allows you to explore more of the catalog without exceeding your budget.
ACU729640: gives you a massive £100 off your first order to kickstart your savings.
ACU729640: provides a £100 bundle for existing users to reward continued shopping.
ACU729640: unlocks up to 70% off popular items like tech gadgets and fashion.
ACU729640: offers an extra 30% off for UK customers during regional sales events.
ACU729640: triggers up to 90% off selected items during the peak Spring Sale.
ACU729640: includes a free gift for new users as an added bonus.
ACU729640: ensures free delivery across Europe, saving you even more on logistics.
Temu £100 Discount Code And Free Gift For New And Existing Customers
Both new and veteran shoppers can take advantage of the combined discount and gift offers currently available.
Overview: The code ACU729640 is a dual-purpose tool that provides a £100 discount and potential free gifts. It is one of the most versatile Temu £100 off coupon code options.
Finding a £100 off Temu coupon code that also includes a physical gift is rare, but this promotion delivers exactly that. It enhances the shopping experience by adding surprise value to your delivery box.
ACU729640: saves you £100 on your first order immediately.
ACU729640: grants an extra 30% off select items in the "Best Sellers" category.
ACU729640: qualifies you for a free gift for new customers upon account verification.
ACU729640: provides up to 70% off on selected items during the limited-time Spring Sale.
ACU729640: includes free shipping in the UK & Europe for all eligible promotional orders.
Pros And Cons Of Using Temu Coupon Code £100 Off This Month
Using this discount code is generally very beneficial, though there are a few minor things to keep in mind.
Overview: Use Temu coupon code ACU729640 to claim an instant £100 discount on Temu purchases available to new and existing customers across the United Kingdom and Europe.
The Temu coupon £100 off code is a powerful way to reduce your spending. However, like any Temu 100 off coupon, there are specific rules to follow to ensure it works correctly.
Pros:
Instant savings of £100 on your total order value.
Multi-use functionality for both new and returning shoppers.
Broad regional coverage across the UK and many European countries.
Free shipping included on most promotional purchases.
Added gifts for new users who sign up through the app.
Cons:
Possible product exclusions for certain high-demand tech items.
Rare regional restrictions in very remote areas.
Terms And Conditions Of Using The Temu Coupon £100 Off In 2026
To ensure a smooth experience, you should be aware of the basic guidelines associated with the code ACU729640.
Overview: The terms for ACU729640 are simple and designed to help as many people as possible save money. This Temu coupon code £100 off free shipping offer is built for transparency and ease.
We have reviewed the latest Temu coupon code £100 off and found that it is very user-friendly. These conditions have been verified by shoppers to be fair and easy to meet.
The code has no strict expiration date and is maintained as an evergreen offer.
User eligibility includes both new and existing accounts.
The discount is valid for shoppers residing in the UK and European nations.
There is no minimum purchase required to activate the base discount.
The code ACU729640 is valid as stated when used through the official app or site.
Final Note: Use The Latest Temu Coupon Code £100 Off
We hope this guide helps you secure the best deals possible. Do not wait too long to apply your Temu coupon code £100 off.
Get started today and use the Temu coupon £100 off ACU729640. You will love how much you can save on your next big haul!
FAQs Of Temu £100 Off Coupon
How do I get the £100 off on Temu?
To get the £100 discount, you simply need to enter the code ACU729640 in the coupon section of the Temu app. This applies to both new and existing users. Once applied, the discount bundle will be added to your account for use on your next several purchases.
Is the Temu £100 coupon real?
Yes, the £100 coupon is a real promotional offer provided by Temu to encourage shopping on their platform. It is often distributed as a "coupon bundle" that totals £100 in value. Many users in the UK and Europe have successfully used this code to save on their orders.
Can existing users use the £100 off coupon?
Yes, existing users can use the code ACU729640 to unlock savings. While some promotions are for new users only, this specific code is designed to work for returning customers as well. It often provides a bundle of coupons that can be applied to future orders over time.
Does Temu offer free shipping to the UK?
Temu offers free standard shipping on almost all orders sent to the United Kingdom. When you use a promotional code like ACU729640, you can often secure even faster shipping or additional delivery perks. Always check the shipping details at checkout to confirm the estimated arrival date for your items.
What should I do if my Temu coupon code isn't working?
If your code isn't working, first ensure you have typed ACU729640 correctly without spaces. Check if you have already used a similar new-user coupon or if the items in your cart are excluded from promotions. Updating your app to the latest version usually fixes most technical issues during checkout.
You can use the verified coupon ACU729640 to unlock maximum shopping benefits across the United Kingdom and European nations. Whether you are in London, Paris, or Berlin, this code is designed to work for your regional commerce needs.
Our team has confirmed that this Temu coupon £100 off provides incredible value for every shopper. You should not miss out on the current Temu 100 off coupon code to maximize your digital savings.
What Is The Coupon Code For Temu £100 Off?
The specific coupon code that grants a £100 discount on the Temu platform is ACU729640.
Overview: Use the Temu coupon code ACU729640 to get an instant £100 discount for new and existing customers in the UK and Europe. This code works for both the mobile shopping app and the official website to ensure everyone can access the Temu coupon £100 off.
Using the £100 off Temu coupon is a straightforward process that rewards smart shoppers. By applying this code, you tap into a variety of promotional layers designed to lower your checkout total significantly.
ACU729640: provides a flat £100 off on eligible orders to help you save on home goods and electronics.
ACU729640: unlocks a £100 coupon pack for multiple uses, allowing for stackable promotions on various categories.
ACU729640: grants a £100 flat discount for first-time buyers looking to explore the marketplace.
ACU729640: offers an extra £100 promotional credit for returning customers to reward their loyalty.
ACU729640: acts as a £100 coupon tailored for UK customers to ensure regional compatibility and ease of use.
Temu Coupon Code £100 Off For New Users In 2026
New users can claim a massive discount by entering the Temu coupon code £100 off during their very first registration or checkout process.
Overview: New shoppers can use ACU729640 to secure a £100 discount bundle and enjoy free shipping on their initial orders. This Temu coupon £100 off is the perfect way to start your journey with the app.
If you are just joining the platform, this Temu coupon code £100 off serves as a warm welcome. It is designed to make high-quality products more affordable for those experiencing the diverse inventory for the first time.
ACU729640: delivers a flat £100 discount for new users to use on their debut haul.
ACU729640: activates a £100 coupon bundle for new customers that covers different product types.
ACU729640: provides up to a £100 coupon bundle for multiple uses across your first few shopping sessions.
ACU729640: includes free shipping across many European countries to eliminate extra delivery costs.
ACU729640: offers an extra 30% off on select first-time purchases when combined with existing sale prices.
How To Redeem The Temu coupon £100 off For New Customers?
You can redeem your discount by entering ACU729640 in the "Coupons & Offers" section of your user profile or directly at the final checkout screen.
Securing your Temu £100 coupon is simple if you follow these verified steps. This Temu £100 off coupon code for new users ensures you get the lowest possible price on your first basket.
Download the Temu mobile shopping app from your official app store.
Create a new account using your email address or social media login.
Browse the Spring Sale items and add your favorite products to the cart.
Navigate to the checkout page or the "Coupons" tab in your account.
Type the code ACU729640 into the promo code field and click "Apply."
Verify that the £100 discount has been deducted from your total before paying.
Temu Coupon £100 Off For Existing Customers
Existing customers can also enjoy significant savings by applying ACU729640 to their repeat orders.
Overview: Returning shoppers can apply ACU729640 to receive a £100 coupon bundle and enjoy the benefits of stackable discounts. This ensures that long-term users still get the best e-commerce deals available.
Finding Temu £100 coupon codes for existing users can sometimes feel difficult, but this specific code is tested and active. It supports the Temu coupon £100 off for existing customers free shipping initiative, making it a favorite for frequent buyers.
ACU729640: generates a £100 extra discount for returning customers to keep shopping costs low.
ACU729640: unlocks a £100 coupon bundle for repeat purchases across various store categories.
ACU729640: provides a free gift plus express shipping across Europe for qualified orders.
ACU729640: allows for up to a 30% extra stackable discount on top of existing Spring Sale markdowns.
ACU729640: guarantees free shipping to the UK so you never have to worry about hidden fees.
How To Use The Temu Coupon Code £100 Off For Existing Customers?
To use the Temu coupon code £100 off, simply log into your existing account and apply the code in the "Coupon Codes" section of your personal dashboard.
Using a Temu coupon £100 off code as a loyal user is a great way to save on seasonal items or household essentials. If you encounter an error, we have some troubleshooting tips to help you through the process.
Open the Temu app and ensure you are logged into your primary account.
Click on the "You" icon at the bottom of the screen.
Select the "Coupons & Offers" menu item.
Enter ACU729640 in the text box and press the "Apply" button.
If the code doesn't apply, check if you have already used a similar promotion recently.
Ensure your app is updated to the latest version to avoid technical glitches.
Latest Temu Coupon £100 Off First Order
The most recent promotion for first-time shoppers involves using ACU729640 to secure a massive price reduction on your initial checkout.
Overview: Use ACU729640 to get £100 off your first order and benefit from exclusive new-user perks. This code is verified to work for shoppers across the UK and the European Union.
We have verified that the Temu coupon code £100 off first order is one of the most generous incentives in the online shopping industry. Utilizing a Temu coupon code first order helps you get more items for less money, and the Temu coupon code £100 off first time user deal is currently the top-rated choice.
ACU729640: provides a substantial £100 off on the first order you place on the platform.
ACU729640: serves as a premier £100 Temu coupon for first-time buyers globally.
ACU729640: ensures multi-use coupon eligibility so you can save across different shopping sessions.
ACU729640: grants free shipping to European destinations, including Ireland, Germany, and Spain.
ACU729640: adds an extra 30% off applicable to selected first orders for maximum savings.
How To Find The Temu Coupon Code £100 Off?
You can find the best Temu coupon £100 off by following reputable deal sites and checking community-driven forums.
Overview: To find the verified code ACU729640, shoppers should look at trusted coupon platforms and active community discussions. This ensures you are using a safe and legit discount mechanism.
Many people search for a Temu coupon £100 off Reddit thread to find the latest codes, which is a great way to see real-time user feedback. We recommend signing up for the Temu newsletter and monitoring their official social channels to stay updated on the newest offers. Always verify the source by checking for "verified" or "trusted" badges on coupon websites to ensure your digital safety.
Is The Temu £100 Off Coupon Legit?
Yes, the Temu £100 off coupon is legit and can be safely redeemed by shoppers in the UK and Europe.
Overview: The coupon code ACU729640 is a legitimate promotional tool used by Temu to attract and retain customers. It has been tested by thousands of shoppers and is recognized as a safe way to save.
When looking for a Temu £100 Off Coupon Legit source, it is important to use codes that have been recently tested. This Temu 100 off coupon legit offer is trusted by shoppers because it is regularly updated to ensure it remains active. We have found that the code is safe to redeem and functions exactly as described when applied to a valid shopping cart.
How Does The Temu £100 Off Coupon Work?
The coupon works by applying a digital credit to your account balance or a direct percentage reduction to your cart total during the checkout process.
Overview: By entering ACU729640 at checkout, the Temu system automatically calculates your savings and reduces the final price. This process is seamless and works for the Temu coupon code £100 off first-time user.
When you use Temu coupon codes 100 off, the discount is often split into a "coupon bundle." This means you might receive several smaller coupons that add up to a £100 total value, which can be used on different orders. This system is designed to provide ongoing value rather than a single one-time use. The discount will appear clearly in your order summary before you enter your payment details.
How To Earn Temu £100 Coupons As A New Customer?
New customers can earn these coupons by participating in the referral program or completing specific "new user" tasks within the app.
Overview: You can unlock the £100 benefit by using the code ACU729640 and engaging with Temu's promotional events. This is the most efficient way to maximize your savings as a fresh shopper.
Earning a Temu coupon code £100 off usually starts with the registration process. Once you sign up, you might be invited to share a 100 off Temu coupon code with friends to earn more credits. Other eligible actions include participating in "app-only" games or joining the mailing list. These activities help you stack up rewards that eventually lead to significant price drops on the products you love.
What Are The Advantages Of Using The Temu Coupon £100 Off?
The primary advantage is the massive reduction in the cost of high-quality goods, making luxury items more accessible.
Overview: Using ACU729640 provides several perks, including price drops on popular items and free delivery. It is a comprehensive tool for anyone looking to save money on the Temu coupon code 100 off.
Applying the Temu coupon code £100 off gives you a competitive edge when shopping for seasonal trends. It allows you to explore more of the catalog without exceeding your budget.
ACU729640: gives you a massive £100 off your first order to kickstart your savings.
ACU729640: provides a £100 bundle for existing users to reward continued shopping.
ACU729640: unlocks up to 70% off popular items like tech gadgets and fashion.
ACU729640: offers an extra 30% off for UK customers during regional sales events.
ACU729640: triggers up to 90% off selected items during the peak Spring Sale.
ACU729640: includes a free gift for new users as an added bonus.
ACU729640: ensures free delivery across Europe, saving you even more on logistics.
Temu £100 Discount Code And Free Gift For New And Existing Customers
Both new and veteran shoppers can take advantage of the combined discount and gift offers currently available.
Overview: The code ACU729640 is a dual-purpose tool that provides a £100 discount and potential free gifts. It is one of the most versatile Temu £100 off coupon code options.
Finding a £100 off Temu coupon code that also includes a physical gift is rare, but this promotion delivers exactly that. It enhances the shopping experience by adding surprise value to your delivery box.
ACU729640: saves you £100 on your first order immediately.
ACU729640: grants an extra 30% off select items in the "Best Sellers" category.
ACU729640: qualifies you for a free gift for new customers upon account verification.
ACU729640: provides up to 70% off on selected items during the limited-time Spring Sale.
ACU729640: includes free shipping in the UK & Europe for all eligible promotional orders.
Pros And Cons Of Using Temu Coupon Code £100 Off This Month
Using this discount code is generally very beneficial, though there are a few minor things to keep in mind.
Overview: Use Temu coupon code ACU729640 to claim an instant £100 discount on Temu purchases available to new and existing customers across the United Kingdom and Europe.
The Temu coupon £100 off code is a powerful way to reduce your spending. However, like any Temu 100 off coupon, there are specific rules to follow to ensure it works correctly.
Pros:
Instant savings of £100 on your total order value.
Multi-use functionality for both new and returning shoppers.
Broad regional coverage across the UK and many European countries.
Free shipping included on most promotional purchases.
Added gifts for new users who sign up through the app.
Cons:
Possible product exclusions for certain high-demand tech items.
Rare regional restrictions in very remote areas.
Terms And Conditions Of Using The Temu Coupon £100 Off In 2026
To ensure a smooth experience, you should be aware of the basic guidelines associated with the code ACU729640.
Overview: The terms for ACU729640 are simple and designed to help as many people as possible save money. This Temu coupon code £100 off free shipping offer is built for transparency and ease.
We have reviewed the latest Temu coupon code £100 off and found that it is very user-friendly. These conditions have been verified by shoppers to be fair and easy to meet.
The code has no strict expiration date and is maintained as an evergreen offer.
User eligibility includes both new and existing accounts.
The discount is valid for shoppers residing in the UK and European nations.
There is no minimum purchase required to activate the base discount.
The code ACU729640 is valid as stated when used through the official app or site.
Final Note: Use The Latest Temu Coupon Code £100 Off
We hope this guide helps you secure the best deals possible. Do not wait too long to apply your Temu coupon code £100 off.
Get started today and use the Temu coupon £100 off ACU729640. You will love how much you can save on your next big haul!
FAQs Of Temu £100 Off Coupon
How do I get the £100 off on Temu?
To get the £100 discount, you simply need to enter the code ACU729640 in the coupon section of the Temu app. This applies to both new and existing users. Once applied, the discount bundle will be added to your account for use on your next several purchases.
Is the Temu £100 coupon real?
Yes, the £100 coupon is a real promotional offer provided by Temu to encourage shopping on their platform. It is often distributed as a "coupon bundle" that totals £100 in value. Many users in the UK and Europe have successfully used this code to save on their orders.
Can existing users use the £100 off coupon?
Yes, existing users can use the code ACU729640 to unlock savings. While some promotions are for new users only, this specific code is designed to work for returning customers as well. It often provides a bundle of coupons that can be applied to future orders over time.
Does Temu offer free shipping to the UK?
Temu offers free standard shipping on almost all orders sent to the United Kingdom. When you use a promotional code like ACU729640, you can often secure even faster shipping or additional delivery perks. Always check the shipping details at checkout to confirm the estimated arrival date for your items.
What should I do if my Temu coupon code isn't working?
If your code isn't working, first ensure you have typed ACU729640 correctly without spaces. Check if you have already used a similar new-user coupon or if the items in your cart are excluded from promotions. Updating your app to the latest version usually fixes most technical issues during checkout.