when I try to open Microsoft store it’s not working
If you got a similar kind of problem with me let's see how to fix this
now right-click on the date and time and go to the adjust date/time
Turn on, set time automatically and also turn on, set time zone automatically
Then synchronous clock
Close the window
Now Reset Store Cache
Go to Search, type wsreset
Wait a few second, After performing this action, your Store will be reset

If this method does not work in your windows, you can go next method

This method is Microsoft Store Apps troubleshooter
Open the Settings and go to the Update & Security section
Select Troubleshoot from the menu
Scroll down whit mouse
Select Microsoft Store Apps and click Run the troubleshooter
It well-fixed problem itself

This method is Re-registry Microsoft Store app
Go to Search, type powershell
Copy the text code and paste on powershell
and press Enter to run the command
This code available in description
Code
PowerShell -ExecutionPolicy Unrestricted -Command “& {$manifest = (Get-AppxPackage Microsoft.WindowsStore).InstallLocation + ‘AppxManifest.xml’ ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest}”