Yesterday, Samsung announced the April 2022 Android Security Patch Update for Galaxy S21 smartphone users launched by US service providers. Meanwhile, the company is now developing a new software update for the carrier-locked model in the country.
Samsung Galaxy S21 April 2022 update mainly focuses on improving the security and stability of your physical device. At the same time, it protects your phone from errors and viruses to improve your phone performance.
Moreover, as announced by Samsung in April 2022 security patch content, the update comes with fixes for 88 privacy and security vulnerabilities by Google and Samsung including 27 high and 18 intermediate levels of CVEs.
These vulnerabilities are related to malfunctions in S Secure, Samsung Contacts app, Knox Manage, StroageManager, StroageManagerService, One UI Home, Samsung DeX Home, and more.
You can identify this software update for your Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra through the One UI build version G991USQS5CVCB, G996USQS5CVCB, and G998USQS5CVCB respectively.