Here i don't have any long list of word so sorry if someone not understand but ,guide is understandable for average person
you need Odin in pc and internet for some stuff!
First toggle OEM unlock in Developer option
Second download root files up in pc
let's move to device and unlock bootloader in download mode
After bootloader unlock your data erased and device restart you need to forcebly put in Dwonload mode
Convert boot.img.lz4 to boot.tar .tar extension using 7zip
Open odin select boot.tar in AP section
then press start ,your device restart and turn-on auto
if device restat rendomly then wipe data in recovery if not then flash A022F-U2 flash first