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 Download Samsung Galaxy S21 5G SM-G991U - USC - G991USQS5CVCB

Download the firmware flash for Samsung Galaxy S21 5G with the code is SM-G991U. This firmware for the region with CSC code is USC (USC - 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 G991USQS5CVCB and Android version is S(Android 12). This firmware size is 6.71 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 G991USQS5CVCB
  • CSC VERSION G991UOYN5CVCB
  • ANDROID VERSION S(Android 12)
  • BIT (BINARY/U/SW REV.) 5
  • SIZE 6.71 GB  Full Files
  • MD5 c178e4454a03cb5e29ef099473454efd
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Child files of G991USQS5CVCB - If you want to download full firmware. Download one file ABOVE instead download all child files
Download Filename Download/Size MD5
AP_G991USQS5CVCB_G991USQS5CVCB_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT_meta_OS12.tar.md5.zip 1 dl
5.72 GB 		MD5
BL_G991USQS5CVCB_G991USQS5CVCB_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
79.38 MB 		MD5
CP_G991USQS5CVCB_CP21879404_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
55.36 MB 		MD5
CSC_OYN_G991UOYN5CVCB_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
58.65 MB 		MD5
HOME_CSC_OYN_G991UOYN5CVCB_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
58.62 MB 		MD5
USERDATA_USC_G991USQS5CVCB_G991USQS5CVCB_MCL23825270_MQB50339468_REV00_user_low_ship_MULTI_CERT.tar.md5.zip 0 dl
694.44 MB 		MD5
Lastest combinations Galaxy S21 5G SM-G991U
Device Version Bit/SW REV. FA Change list
SM-G991U / Galaxy S21 5G G991USQU3AUD3 3 FAR0 CL21561395
SM-G991U / Galaxy S21 5G G991USQU2AUC3 2 FAR0 CL21221992
SM-G991U / Galaxy S21 5G G991USQU1AUA5 1 FAR0 CL20796681
All combinations
 Recent posts
 How to flash Samsung Galaxy S21 5G SM-G991U 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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