Run the System File Checker tool to scan and repair any corrupted system files which may prevent the Management Console from opening properly. If that does not work, re-associate the .msc file extension with the Microsoft Management Console as the default program. Finally, visit the provided link for additional troubleshooting tips such as resetting Windows explorer or restoring default settings if the Management Console still will not open after trying the first two fixes.

2. Restart Your
Windows 10 PC
Fix 1

3. Run System File Checker
Step 1: Run Command Prompt as an
admin.
Step 2: Input sfc /scannow in open
CMD, hit Enter to execute the
command. After that SFC will scan all
protected system files and repair the
corrupted one for you.
Fix 2

4. Re-associate MSC with MMC
Step 1: Search Default apps in the task
bar and click to open it.
Step 2: Select Choose default apps by
file type in the right pane.
Step 3: Find .msc among the file types,
click its default program and set the
program as Microsoft Management
Console.
Fix 3

5. Fix 4

6. Fix 4

7. MORE : https://www.isunshare.com/windows-10/fixed-services-msc-
not-opening-in-windows-10.html
TOOL：https://www.isunshare.com/system-genius/
Thank
You