Unable to Edit / Deleting Scheduled Scan

I am unable to edit or delete any of the created scheduled scan on my MacBook Pro macOS Big Sur version 11.2.3
Wherever I click on the list of the scheduled scans, nothing is happening.
I have AVG Internet Security Version 19.8
Can you pls help me.

Hi R, 

This isn't the usual behavior of AVG program. Let us work towards fixing the issue.
We'd suggest you to take advantage of our free remote assistance to investigate further on this, by following the steps in the email that has been sent to you.