Tell me how can I downgrade from android 9 to android 8.1I have already downloaded the stock firmware from support website of android 8.1. please help me.
I have downloaded the stock firmware android 8.1 from the support website. Now somebody tell me how can I downgrade my android 9 pie to stock firmware android 8.1. This time I am using android 9 pie with latest updates of Google security patch.
