Maximum 2 Sim at a time.S21 Ultra supports eSIM but also having dual physical SIM slots. So can we use two physical SIM and one eSIM?
Sad part is Google backtracked on the requirement to have A/B enabled with Android 11.For years now, Android has supported the useful ability to install system updates in the background, only requiring a quick reboot to apply the changes. With monthly updates becoming the norm, it’s a great quality-of-life improvement. Samsung has been holding off on the feature for years, though, and that’s not changing as the Galaxy S21 series still lacks support for seamless updates.
Galaxy S21 still lacks support for Android's seamless updates - 9to5Google
Pressure from OEMs I guess. They should be stricter on these things.Sad part is Google backtracked on the requirement to have A/B enabled with Android 11.
New Android 11 devices may not support virtual A/B for Seamless Updates
When phones nowadays start with storage of 128GB, I find it ridiculous that Samsung still hasn't enabled A/B. A/B partitioning eats away only 3GB memory. 3GB in front of 128GB - Let's consider even 112GB after 'other' System storage - is paltry...Pressure from OEMs I guess. They should be stricter on these things.