There are some few basic steps to redeeming your Microsoft code easily can follow the following
How to redeem a code on a Windows 10 PC or Mac
1. Open the Microsoft Store app on your Windows 10 PC.
2. Click the ellipsis icon in the top-right corner.
3. Select Redeem a code.
4. Enter your 25-character code.
5. Click Next.
6. Click Confirm to complete your redemption.