1. Log onto the website of MLBB
https://m.mobilelegends.com/en/
2. Find the ‘Redeem’ button on the right corner and click it.
3. Enter your Game ID and click ‘Send’ button. Then you will receive a verification code in your in-game mailbox.
4. Enter the code you receive from the in-game mailbox.
5. Finally, enter the 17 digits redemption code and click ‘Redeem’. The item will automatically be sent into your in-game mailbox.