Cyber week deals! Galaxy Watch8 Classic, Fold 7, S25 Ultra. Follow us on YouTube, TikTok, or LinkedIn
Last updated: April 16th, 2024 at 15:27 UTC+02:00
SamMobile has affiliate and sponsored partnerships, we may earn a commission.
Reading time: 2 minutes
In the US, the carrier-locked variants of the Galaxy S21, Galaxy S21+, and Galaxy S21 Ultra are getting the April 2024 security update. It comes with firmware version G99xU1UESAFXD1. It fixes a few dozen security shortcomings discovered in the previous software versions.
Firmware versions for all Galaxy S21 models are listed below:
If you have a Galaxy S21 series phone and live in the US, you can now check for the new update. To do that, navigate to Settings » Software update and tap Download and install. You can also download the new firmware file from our database and flash it manually.
The next software update for the Galaxy S21 series will be One UI 6.1. It will include several features that you can see in our in-depth video below. However, the update will likely not include most of the AI features that debuted with the Galaxy S24.
Asif is a computer engineer turned technology journalist. He has been using Samsung phones since 2004, and his current smartphone is the Galaxy S21 Ultra. He loves headphones, mechanical keyboards, and PC hardware. When not writing about technology, he likes watching crime and science fiction movies and TV shows.