Hi zTea
Greetings! I am Vijay, an Independent Advisor. Please try these steps and check after each step.
- If you are able to open MS Store, open MS Store > Click on your profile picture on top right and sign-out. Then sign-in again.
- Try to reset the app
Windows Key+i > Apps > Scroll down to this App > Click this App > Advanced options > Reset
- Reset Microsoft Store through Command Prompt
Type cmd in Windows Search box > Right click on Command Prompt > Run As Administrator > Type WSreset.exe and click Enter > Reboot your computer
- Run Windows Store Apps Troubleshooter
Windows Key+X > Click Settings > Click Update & security > Click Troubleshoot > Scroll down to the bottom > Click Windows Store Apps > Click Run the Troubleshooter
- Uninstall & Reinstall Store
Windows Key+X > Windows Powershell (Admin) > Copy the following from below and right click in Powershell to paste > Enter
Get-AppxPackage -allusers *WindowsStore* | Remove-AppxPackage
Copy the following from below and right click in Powershell to paste > Enter > Reboot your computer
Get-AppxPackage -allusers *WindowsStore* | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”}
Do let me know if you have any more question or require further help.