Samsung Galaxy S21 users were a bit surprised to receive an update in November 2025. Earlier in the year, Samsung demoted the S21 line — models that are about five years old — to quarterly updates.

We may earn a commission when you click links to retailers and purchase goods. More info. We have build numbers below to be on the lookout for. Once you get each, don’t expect any major changes. There ...

Once beta testing is complete, Samsung is expected to begin rolling out the stable One UI 8.5 update to eligible Galaxy ...

The Samsung Galaxy S21 Ultra is now out of Android updates. Photo by Neil Godwin/Future Publishing via Getty Images) After an unexpected halt earlier in April, Samsung is now rolling out One UI 7 to ...

Samsung’s Galaxy S21 series is getting a surprise: the Android 15-based One UI 7 update is rolling out ahead of its May schedule. Launched in 2021, the S21, S21+, and S21 Ultra are receiving their ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Samsung has just stopped supplying three Galaxy S phones with updates: Galaxy S21, Galaxy ...

Samsung has begun rolling out the Android 15-based update to the 2021 Galaxy S21 series, which was scheduled to begin receiving it sometime in May. So, the global rollout should be slightly ...

The Samsung Galaxy S21 series no longer appears on the regular security update lists, signaling the end of routine updates. The Galaxy S22 series has moved from monthly to quarterly security updates ...

Samsung’s Galaxy S21 smartphone series appears to have reached the end of its software support window, raising security concerns for millions of users still relying on the popular 2021 flagship lineup ...