IMPORTANT !!!! READ THIS FIRST !!! Backup your important data before downgrade!!!
This video will show you how to downgrade Android 10 to Android 9 on Samsung Galaxy A20e, A30s, A40, A50, A70, A6, A6 Plus.
[ Ссылка ]
Check you model number and firmware build inside your phone so you can download correct firmware for downgrade. (Go to Settings-About phone-Software information)
