
Introduction
Encountering an issue with the Windows 10 Action Center not opening can cause frustration and disrupt normal functioning. In this guide for resolving issues, we will examine different strategies for resolving the issue and ensuring optimal performance of your Action Center.
Restart Windows Explorer
Access Task Manager by pressing Ctrl+Shift+Esc.
Right-click the Windows Explorer process, then select “Restart.”
Reboot Your Computer
Sometimes a simple reboot can resolve Problems related to the Action Center. Restart your computer for verifying whether or not the problem has been resolved.
Perform a Disk Cleanup
To create more room on your hard drive, carry out a Disk Cleanup Furthermore, delete any temporary files.
In the event that Windows 10 experiences low memory and disk space, thus possibly leading to slowdowns in the system operation and various glitches.
Disable and Turn on Action Center once more
Access the Settings > Modify > Taskbar > Enable or disable system icons.
Toggle the Action Center off and on.
Scan the Drive
Start Command Prompt with elevated privileges.

Run the following commands:
Check Disk (chkdsk)
Deployment Image Servicing and Management (DISM /online /cleanup-image /restorehealth)
Rename the Usrclass File
Launch File Explorer and navigate to either of the following paths:
%localappdata%\Microsoft\Windows
C:\Users[username]\AppData\Local\Microsoft\Windows
Locate the Usrclass.dat file afterwards, modify its name to UsrClass.old.dat.
Restart your PC.

Re-register the Action Center
Press Win+S and search for Windows PowerShell.
Launch PowerShell as an administrator and Carry out the given command.
Restart Windows in Safe Mode
Access Safe Mode through the Advanced Startup Options and reboot your system.
Try a System Restore
Should the prior solutions prove ineffective, execute a System Restore by selecting an appropriate restore point created before the Action Center issue occurred.
Reset Your PC
As a final option, contemplate performing a system reset on your computer. This will wipe the entire device, but Windows 10 offers options to keep your files, remove everything, or perform a Factory Reset.
By practicing these suggested troubleshooting strategies, you will be capable of resolving the concern regarding the unresponsiveness of the Windows 10 Action Center and recover its normal operation. Should the issue continue, reflect on seeking additional support from Microsoft Support or IT experts or technology experts.