Windows icon +i or Windows icon +a both are not working for me to revert back to the older version, what should I do?

[Windows Central Question]

windows icon +i or windows icon +a both are not working for me to revert back to the older version

windows icon +i or windows icon +a both are not working for me to revert back to the older version The screen pops up flickers and blinks out again i just cannot get into the settings
and i also just cannot access any of my folder. please help.