This Firmware flash for Samsung Galaxy A21s with the Model Number is SM-A217M. Firmware Region is Honduras and CSC code is CTE . 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 A217MUBU5BUA3 with OS Q(Android 10) and the Firmware are build on Tue 23 Mar 2021 11:11:21 am.

Download Firmware Samsung Galaxy A21s (SM-A217M)

AP Version: A217MUBU5BUA3
CSC Version: A217MOWO5BUA2
Android Version: Q(Android 10)
Region: CTE
Country: Honduras
Binary: 5
Security patch level : 2021-01-01

Build Date: 2021-03-23 11:11:21
Size: 3.31 GB
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About Phone:

Samsung Galaxy A21s Android smartphone. Announced May 2020. Features 6.5″ PLS TFT display, Exynos 850 chipset, 5000 mAh battery, 64 GB storage, 6 GB RAM.

Admin Mar 31, 2021 SM-A217M, CTE

What's new

Messages
 - A feature has been added that allows the user to call a person who is saved as a pre-configured SOS message contact.
 - A feature has been added that allows the user to send SOS location-sharing messages every 30 minutes for 24 hours.

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How to flash firmware

Extract (unzip) the SM-A217M_CTE_A217MUBU5BUA3......A217MUBU5BUA3.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

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1	SM-A217M	A217MUBUADWE2	CTP	S(Android 12)	3.9 GB	Download
2	SM-A217M	A217MUBSADWC1	JDI	S(Android 12)	4.28 GB	Download
3	SM-A217M	A217MUBSADWC1	ALE	S(Android 12)	4.28 GB	Download
4	SM-A217M	A217MUBSADWC1	PNT	S(Android 12)	4.28 GB	Download
5	SM-A217M	A217MUBSADWC1	TMM	S(Android 12)	3.9 GB	Download
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