If you have obsolete tokens in your EVER wallet (for example, TIP-3), then when you connect your wallet to FlatQube (or just open FlatQube if the wallet was connected earlier), you will automatically receive an offer to update them.
Let's go through all the steps to upgrade tokens:
Click Upgrade to start the token upgrade process.
At this point, an EVER Wallet window will open, where you will need to confirm the transaction. Click Send, and in the next step, enter the password for the wallet account and click Confirm transaction.
Upon completion of the upgrade, you will receive a notification from EVER Wallet about the crediting of the corresponding updated token. The transaction itself can be found in the list of transactions in the wallet: