After the Galaxy S24, Galaxy S23, and Galaxy S22, the availability of the March 2024 security update has been extended to the Samsung Galaxy S21, Galaxy S21 Plus, and Galaxy S21 Ultra in the US (T-Mobile) Europe and Malaysia. This patch improves system security and stability to provide a better Galaxy experience.
Samsung Galaxy S21 series users in the US (T-Mobile) Europe and Malaysia can identify the March 2024 security update with the One UI build version mentioned below.
Europe:
- Galaxy S21 – G991BXXS9FXBD
- Galaxy S21 Plus – G996BXXS9FXBD
- Galaxy S21 Ultra – G998BXXS9FXBD
Malaysia:
- Galaxy S21 – G991BXXS9FXBE
- Galaxy S21 Plus – G996BXXS9FXBE
- Galaxy S21 Ultra – G998BXXS9FXBE
US T-Mobile:
- Galaxy S21 – G991U1UESAFXBC
- Galaxy S21 Plus – G996U1UESAFXBC
- Galaxy S21 Ultra – G998U1UESAFXBC
According to SMR, the latest software fixes more than 40 vulnerabilities from Google and Samsung to maintain device reliability and provide advanced security for the system, ensuring that confidential data and sensitive information remain safe.
Along with this, the security update can also bring some more advancements for some features. If you encounter any problems while using any function, you should immediately update it to the latest version.
To check for updates on your Galaxy S21 series, you just need to go to the device’s Settings, then Software Update and Download and Install. If you have received the update, install it now to get the cutting-edge features.