Samsung Galaxy A13 (SM-A135U) firmware for USA (T-Mobile) (XAU) (XAU): 4 builds in the SamMobile archive, newest first. The latest is A135USQU1AVF2 (Android 12, built 4 June 2022). Open a build to download it, or switch region with the country selector.
We recommend using Samsung’s own utilities, Samsung Smart Switch and OTA (Over-the-air), to upgrade devices. Use SamMobile only if you are 100% sure about the risks involved in flashing
your device. SamMobile is not responsible for any damage caused by using the files on this website.