How to convert Xbox eGift cards into Microsoft store credit (back in stock)

Xbox Series S

Fortnite 1,000 V-Bucks Gift Card [Physical Card]

Buy Xbox Gift Card – Digital Code - Microsoft Store

Do Xbox gift cards work on the Microsoft Store? - Quora

Xbox Gift Card $5, Xbox One

Buy Xbox Gift Card – Digital Code - Microsoft Store

Buy Xbox Gift Card – Digital Code - Microsoft Store

I can't use this gift card for some reason ,when ever I press buy game it doesn't give me an option to use my Microsoft credit ( and I also can't just

Buy Surface Studio 2+ - See Desktop Specs, Price, Screen Size

Buy Microsoft Gift Card – Digital Code - Microsoft Store

How to convert Xbox eGift cards into Microsoft store credit (back in stock)

Walmart) Xbox Series X $350 sale back again! : r/XboxSeriesX