Manual flashing will erase all user data . Always perform a full backup to Google Drive or an external source first. Why Update Your Firmware? Firmware Tcl 502 __hot__
Select System Update and then tap Check for updates now . Firmware TCL 502
Official firmware files are often distributed in .zip packages that include the flash file, driver, and a manual. Manual flashing will erase all user data
The easiest way to update is through , which handles the download and installation automatically. Navigate to Settings: Open the app and head to System . Firmware TCL 502