To synchronize the balances of your custom token, please follow the steps outlined below:
- Open the portfolio tab.
- Click on the three dots located in the assets card.
- Select "add custom token".
- Choose a blockchain that this token uses
- Enter the contract address for the token
- Open the token drawer, and then press the "resync" button in the balances section.

For additional guidance, We have included a video demonstrating how to resynchronize your balances, which you may find helpful.