Samsung Galaxy A21 A215USQS6BUL1 Firmware
Samsung Galaxy A21 A215USQS6BUL1 is an Android 11 firmware for CHA, DSH, United States (BST, SPR, TMB, TMK, USC, VZW, XAS). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build A215USQU5BUJ4: bootloader binary raised from 5 to 6, so after installing it there is no way back to older builds; security patch 2021-12-01 instead of 2021-09-01. A newer build for SM-A215U is available: A215USQSDCXE1.
Bootloader binary 6. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
All regional downloads
Pick your region (CSC) to download the matching firmware package.
No matching downloads
What's new in A215USQS6BUL1
· 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.
How to flash A215USQS6BUL1
- Install Samsung USB Drivers:Download Official Drivers
- Download Odin Flash Tool:
- A215USQS6BUL1 has bootloader binary 6. Your device must run binary 6 or lower: it is the 5th character from the end of your current build number.
- CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
- HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
- The Download Mode key combo depends on the model: see all combos.
Frequently Asked Questions
Other builds and changelog for Samsung Galaxy A21
IMPORTANT INFORMATION: This update includes revised Terms & Conditions for your device, including the Dispute Resolution Agreement with arbitration terms. For more information, review https://www.samsung.com/us/support/legal/mobile/.
By clicking “Install now,” by scheduling your install, or by continuing to use your device after installation, you agree to these revised Terms & Conditions.
• Security
The device is protected with improved security.
Show 15 older builds
• Overall stability of your device has been improved.
• The security of your device has been improved.
• Overall stability of your device has been improved.
• The security of your device has been improved.
One UI Core 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.
One UI Core 4.1 offers strong privacy protection to make sure your personal information...
One UI Core 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.
One UI Core 4.1 offers strong privacy protection to make sure your personal information...
· The security of your device has been improved.
※ If your device is encrypted, it must be decrypted before upgrading.
· 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.
· 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.
· 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.
One UI Core 3.1 Upgrade (Android 11)
One UI Core 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI Core 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digit...
One UI Core 3.1 Upgrade (Android 11)
One UI Core 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI Core 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digit...