Is your A9 feeling like a relic from 2018? Between the bloatware and the outdated security patches, it’s easy to think it’s time for a trade-in. But before you spend $800 on a new phone, you need to see what this thing can do with a clean OS.
Uncheck "Auto Reboot" in Odin settings, click "Start," and then manually reboot into recovery. In TWRP, select Wipe > Advanced Wipe .