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 Download Samsung Galaxy S21 SM-G991U1 - XAS - G991U1UEU5CVDC

Download the firmware flash for Samsung Galaxy S21 with the code is SM-G991U1. This firmware for the region with CSC code is XAS (XAS - United States). Please make sure the code is correct. You can check model code in Setting - About, in Download mode or you can find it by flipping your phone or among the things you found in the box. This product PDA version is G991U1UEU5CVDC and Android version is S(Android 12). This firmware size is 6.28 GB.

This firmware is official from Samsung Cloud Server. Of course, we recommend you are using official Samsung tool like Samsung Smart Switch or Samsung Kies. Samfw.com will not responsible for any damage caused by using the files on this website

  • AP VERSION G991U1UEU5CVDC
  • CSC VERSION G991U1OYM5CVDC
  • ANDROID VERSION S(Android 12)
  • BIT (BINARY/U/SW REV.) 5
  • SIZE 6.28 GB  Full Files
  • MD5 a1b1e9a0b267ee15ca7879afd7d355fa
• Overall stability of your device has been improved.
• The security of your device has been improved.
• Camera
- The Night portrait feature has been enhanced.
- The quality of pictures taken with social or camera apps downloaded from the application store has been improved.
- The 'Auto framing' feature is supported in video mode and some video call apps.
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Child files of G991U1UEU5CVDC - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G991U1UEU5CVDC_G991U1UEU5CVDC_MQB51248613_REV00_user_low_ship_MULTI_CERT_meta_OS12.tar.md5.zip 11 dl
6 GB 		MD5
BL_G991U1UEU5CVDC_G991U1UEU5CVDC_MQB51248613_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 6 dl
68.53 MB 		MD5
CP_G991U1UEU5CVDC_CP22049567_MQB51248613_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 6 dl
55.25 MB 		MD5
CSC_OYM_G991U1OYM5CVDC_MQB51248613_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 5 dl
51.14 MB 		MD5
HOME_CSC_OYM_G991U1OYM5CVDC_MQB51248613_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 2 dl
51.13 MB 		MD5
 Recent posts
 How to flash Samsung Galaxy S21 SM-G991U1 firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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