[Adam_kurt]

I tried to open it but it only give's me a white blank page and i thought maybe it's just loading but i've been waiting for an hour to work but its still just white blank page.

[Josiah23]

Try force closing the application using task manager. Then give your PC a reboot and try opening it up again.

[davidhk129]

I tried to open it but it only give's me a white blank page and i thought maybe it's just loading but i've been waiting for an hour to work but its still just white blank page.

Suggestions :

1. Try this tutorial :
How to Re-register the Store in Windows 10

2. Create another user account with exactly the same privileges > logon to the new acct > check if Store opens correctly.