“Seamless updates” is a great Android feature that the Samsung Galaxy S21 Ultra still doesn’t have

‘Seamless updates’, first introduced back in 2016 and arrived on every Google Pixel phone, allows for firmware updates to be installed to a secondary partition while the phone remains in use. This eliminates downtime between firmware updates to a single reboot, after which the secondary partition becomes the main one and the update has already completed. This also acts as a failsafe in case an update goes wrong – the system can fall back on the previous partition.

Update notification on a Samsung Galaxy S21 Ultra

Google has backed off on this requirement since it’s no longer in…