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O3 Cross-Chain Wallet Docs
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How do I cross chain in O3 cross-chain wallet?

Before you start, please make sure your O3 cross-chain wallet is updated to the latest version (1.2.0).
Go to the wallet and find [Swap].

Step 1: Select the source chain, cross-chain assets, enter the number of assets, and select the wallet address.

If you don't want to enter the quantity of cross-chain assets manually, you can choose from the quantity ratio menu provided at the bottom of the page.

Step 2: Select the target chain, the assets to be crossed, and the receiving address.

O3 cross-chain wallet supports cross-chain exchange with different addresses, i.e. the outgoing address and the receiving address can be different. So remember to backup the private keys of all addresses.

Step 3: Click [RFQ] and double check the cross-chain information in the detail page. Click [Confirm] after confirming it is correct.

If this is the first time your wallet address or token of your choice has engaged in cross-chain activity, you will need to "approve" and then click "confirm".

Step 4: Enter your wallet password to start cross chain transaction.

O3 cross-chain wallet supports biometric verification, you can go to [Detail] - [Biometric Verification] on the wallet home page to enable Touch ID/ Face ID.
Tip: You will receive two message notifications from O3 cross-chain wallet after you initiate each cross-chain transaction, one notifying the network fee and the other informing the cross-chain success.