Hello M.Shafique,
Good day! I'm John Dev a Windows user like you and I'll be happy to assist you today. I know this has been difficult for you, Rest assured, I'm going to do my best to help you.
Please try this if it helps.
Please make sure to uninstall the Microsoft Store and Xbox app first.
**Uninstall the Microsoft Store app:
Press Windows key + X
Click and Run Windows PowerShell as Administrator. Copy and paste the command below then press Enter.
get-appxpackage *WindowsStore* | remove-appxpackage
**Uninstall the Xbox app
Open Settings then select Apps
Under Apps and Features, find Xbox app
Click it then Uninstall
Once the two apps are uninstalled, install the Xbox app from the link below
Restart your computer then open the Xbox app
This will prompt to install the Microsoft Store app
Please check if the issue still persists.
If the issue still persists, Please try performing an In-place Upgrade. Performing this can repair broken operating system files while your personal files, settings and installed applications will not be removed.
Download the media creation tool(Click Download tool now) and save it to your computer.
https://www.microsoft.com/en-us/software-downlo...
Open the tool and select Upgrade this PC now.
Make sure to select Keep personal files and apps.
It might take some time to install Windows 10. Your computer will restart a few times, Make sure you don’t turn off your PC
Kindly let me know if this helps or if you have any further concerns.
Kind regards,
John DeV
Independent Advisor