Android4.3 on the Galaxy Nexus, circa 2018. I should stress that Holo, of course, actually debuted with Android 4.0, but it was the look all the way through Android 4.4.
Downloadthe appropriate Android 12 firmware file for your Samsung Galaxy A02 or A02S. Extract the contents of the firmware zip file. Notice that the extracted files will be in “ .tar ” or “ .tar.md5 ” format. Now download and extract the Odin tool on your PC. Open the extracted folder and click on the TheAndroid 12 update for the Galaxy A21 comes with firmware version A215USQU7CVI3. According to Samsung's changelog, the update brings One UI Core 4.1 to the mid-range smartphone. If you want to download and install the Android 12 update on your Galaxy A21, you can do that by navigating to Settings » Software update and Buildingupon the initial release of Android 14, we continue to update the platform with fixes and improvements that are then rolled out to supported devices. These releases happen on a quarterly cadence through Quarterly Platform Releases (QPRs), which are delivered both to AOSP and to Google Pixel devices as part of Feature Drops. sEHj6Ah.