This Firmware flash for Samsung Galaxy A21 with the Model Number is SM-A215U. Firmware Region is United States and CSC code is TMB T-Mobile. Make sure the Model Number are correct with you device. You can check the Model Number in Setting - About phone (Model Number), If phone can't start you can find it by flipping your phone or among the things you found in the box. This Firmware PDA is A215USQS6BUL1 with OS R(Android 11) and the Firmware are build on Fri 24 Dec 2021 12:40:35 pm.

Download Firmware Samsung Galaxy A21 (SM-A215U)

AP Version: A215USQS6BUL1
CSC Version: A215UOYN6BUL1
Android Version: R(Android 11)
Region: TMB T-Mobile
Country: United States
Binary: 6
Security patch level : 2021-12-01

Build Date: 2021-12-24 12:40:35
Size: 3.83 GB
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About Phone:

Samsung Galaxy A21 Android smartphone. Announced Apr 2020. Features 6.5″ IPS LCD display, 4000 mAh battery, 32 GB storage, 3 GB RAM.

Admin Dec 29, 2021 SM-A215U, TMB

What's new

· The security of your device has been improved.

At T-Mobile, our customer's privacy and security is incredibly important. We pride ourselves on making sure your mobile experience is safe and secure. It is strongly recommended that you install this security patch to protect your device.
 This will not consume your data.  Please charge your device,  do not turn off the device while the update is installing. During installation you cannot use your device at all, even to dial 9-1-1.

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How to flash firmware

Extract (unzip) the SM-A215U_TMB_A215USQS6BUL1......A215USQS6BUL1.zip file. using WinRAR or 7-Zip.
Download Odin Tool 3.14.1
Extract Odin and open it.
Reboot Samsung Phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)
Connect you Samsung Phone and wait until you get a BLUE sign in Odin.
Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots.
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN sign. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.

The Samsung Galaxy A series is a line of mid-range smartphones and tablets manufactured by Samsung Electronics as part of their Galaxy line. The first models in the series, the first-generation Samsung Galaxy A3 and A5, were introduced in December 2014 and released in March 2015.

Source: wikipedia.org

Other Firmwares

#	Model	Version	Region	OS	Size
1	SM-A215U	A215USQU7CVI3	USC	S(Android 12)	4.35 GB	Download
2	SM-A215U	A215USQS9CWC2	TMB	S(Android 12)	4.29 GB	Download
3	SM-A215U	A215USQU8CVK2	USC	S(Android 12)	4.34 GB	Download
4	SM-A215U	A215USQS8CVI7	DSH	S(Android 12)	4.3 GB	Download
5	SM-A215U	A215USQS8CVI7	SPR	S(Android 12)	4.3 GB	Download
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