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Historique de l'introduction : Samsung Galaxy S21 Screen and Battery Assembly Replacement

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Modification approuvée par Arthur Shi

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Introduction
Follow this guide to replace the screen and battery assembly on your Samsung Galaxy S21 with a genuine Samsung part.
***This guide is written for the genuine Samsung screen and battery assembly.*** The assembly consists of the screen, battery, and frame together in one part. Be sure you have the right part before you begin the repair.
Before you begin, refer to the ++[link|https://www.ifixit.com/Document/RvvTQQ1vMAC41B4e/Samsung-Self-Repair-document|27463-1.0.pdf|Samsung Self-Repair document|new_window=true]++ for safety information.
If your battery is swollen, [[What to do with a swollen battery|take appropriate precautions|new_window=true]]. Before disassembling your device, ***completely*** ***discharge the battery***. This reduces the risk of a dangerous thermal event if the battery is accidentally damaged during the repair.
Conclusion
***To reassemble your device, follow the above steps in reverse order.***
After you've completed the repair, download the Samsung Members App from the Galaxy Store or the Play Store, and ++[link|https://www.ifixit.com/Document/RvvTQQ1vMAC41B4e/Samsung-Self-Repair-document|27463-1.0.pdf|follow the Samsung Self-Repair document|new_window=true]++ (beginning page 9) to make sure your device is fully functional.
Download the ++[link|https://s3.amazonaws.com/ifixit-assets/static/standalone/samsung/GPT_GalaxyCal_release_1.0.1_usa.apk?1658807242|Galaxy Cal app]++ on your device and ++[document|2746327502|follow the Samsung Self-Repair document]++ (beginning page 24) to perform a battery cycle reset.
Take your e-waste to an [[E-Waste|R2 or e-Stewards certified recycler]].
Repair didn’t go as planned? Check out our [link|https://www.ifixit.com/Answers/Device/Samsung%20Galaxy%20S21|Answers community] for troubleshooting help.