You know there are some basic step to redeem Microsoft code
1. Go to microsoft.com/redeem.
2. Enter your Microsoft account credentials when prompted, unless already signed in.
3. Enter your 25-character code.
4. Click Next.
5. Click Confirm to add the product to your account.
First of all, you need to sign in to the Microsoft account using the credentials such as email, phone, or skype id. After this, just go to the Taskbar and tap on the “Microsoft Store icon, and open the app.
Just tap on the See More option and select the Redeem code from them menu.
Just type the 25 character code in the empty box that you wish to redeem and tap on the redeem button.
Once the process is completed, you can use the desired app without any issues and problems.
This will help, J Wick