I have A34 that was recently updated to One UI 6.0 ever since the update, the phone touch screen is not responding. Can I rollback or downgrade to the previous version. Cause phone seems useless as I can take up calls or respond to messages. Please a...

I have done that, and nothing changes

A34 screen not responding after one ui update. Phone seems useless as i can't use. How can i downgrade the phone ?