UPDATE 2: INTERNATIONAL
Samsung has now started the July 2021 security patch to the Galaxy S21 series, an international version. The latest software versions are (via Sammy Fans):
- Galaxy S21 – G991BXXU3AUG4 | G9910ZHS2AUG1 | G9910ZHS2AUG2
- Galaxy S21 Plus – G996BXXU3AUG4 | G9910ZHS2AUG1 | G9910ZHS2AUG2
- Galaxy S21 Ultra – G998BXXU3AUG4 | G9910ZHS2AUG1 | G9910ZHS2AUG2
UPDATE 1: T-MOBILE
According to Sammy Fans, T-Mobile rolling out a new software update with version numbers: G991USQS4AUFD, G996USQS4AUFD, and G998USQS4AUFD for the Galaxy S21 5G, Galaxy S21+ 5G, and Galaxy S21 Ultra respectively, moreover, it weighs less than 300MB.
ORIGINAL ARTICLE – JULY 10, 2021
After sending the latest security patch to almost all flagship smartphones, the company has now started rolling out the July 2021 security patch to the latest flagship of 2021, the Galaxy S21 series, which includes Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra.
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About the security patch information, it brings fixes for 3 critical and 38 high levels of CVEs. The latest update also fixed the serious issue with the Bluetooth on the Galaxy devices.
READ MORE: Samsung One UI 4.0 Device List
The software version of this update is G991USQS4AUFD, G996USQS4AUFD, and G998USQS4AUFD for the Galaxy S21, S21+, and S21 Ultra respectively.
Software Update Availability:
The latest software update is currently rolling out in the US. It is available for the locked devices.
How to check for the software update:
IF you want to check for the latest software update manually, go to device Settings, scroll down then tap on the Software updates menu. Wait for update checking and hit the Download and install button if the device recognizes a new OTA update.
