@Pavel Yannara Mirochnitchenko, Thanks for the update. I am glad to hear that it works. Congratulations! To help others who have the same issue, here, please let me write a brief summary:
Issue Description:
Wipe and device actions are greyed out on GPO enrolled devices.
Resolution:
Find the devices are enrolled with Device credential. After changing the option from Device credential to user credential. It works!
Again, thanks for your time and have a nice day!