After installing both files, I rebooted my device into the new ROM. The first boot took a bit longer than usual, but when it finally came up, I was greeted with a fresh, Android 10 interface.
With my bootloader unlocked, I was ready to install the custom ROM. I downloaded the LineageOS ROM and a compatible Google Apps package (since I wanted to have Google services like Play Store and Google Assistant). galaxy tab a6 sm-t280 custom rom
From there, I ran adb reboot bootloader to reboot my device into bootloader mode. Once it was in bootloader mode, I ran fastboot oem unlock to unlock the bootloader. This process wiped all data on my device, so I made sure to back up everything I needed earlier. After installing both files, I rebooted my device
In recovery mode, I selected the option to install from internal storage and chose the LineageOS ROM file. The installation process took a few minutes, and then I repeated the process to install the Google Apps package. I downloaded the LineageOS ROM and a compatible
I copied both files to my device's internal storage and rebooted into recovery mode by holding down the Power button and the Volume down button simultaneously.