The first time you use the bridge, you must grant permission for the bridge to spend your ZIG tokens on Ethereum, Binance Smart Chain, and Polygon. This only needs to be done once.

Grant Permission to Spend ZIG on Ethereum

Perform these steps on the Ethereum Network:

  1. Switch the network to Ethereum Mainnet.

  2. Click Approve button to grant required permissions to the bridge and MetaMask.

  3. Confirm permission in MetaMask.

approve-eth.gif

Grant Permission to Spend ZIG on Binance Smart Chain

Repeat these steps on the Binance Smart Chain Network:

  1. Switch the network to Binance Smart Chain.

  2. Click Approve button to grant required permissions to the bridge and MetaMask.

  3. Confirm permission in MetaMask.

approve-bsc.gif

Grant Permission to Spend ZIG on Polygon

Repeat these steps on the Polygon Network:

  1. Switch the network to Polygon.

  2. Click Approve button to grant required permissions to the bridge and MetaMask.

  3. Confirm permission in MetaMask.

approve-poly.gif

You are now ready to convert your ZIGs on the bridge.

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