you can access the store through your browser.
https://www.microsoft.com/en-us/
Microsoft Store does not work !
I've made many attempts to restore and it seems many other ppl
have the the same problem. It tells me that it doesn't exist.
Has anyone got the answer without doing a new installation?

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic