Click on the (or PDA) button in Odin and select your downloaded TWRP .tar.md5 file. Go to the Options tab in Odin and uncheck Auto Reboot .
Immediately boot into by holding Volume Up + Home + Power buttons. Release them when the TWRP logo appears. From the TWRP main menu, select Wipe . Tap Advanced Wipe and check the boxes for: Dalvik / ART Cache System Cache Data samsung galaxy tab 3 lite smt116 custom rom 2021