Users are free to use the explorer and browse NFT listings, but in order to begin the creation process a wallet must be connected.
OpenZoo only supports Metamask wallet.
Before you start, make sure you have downloaded Metamask and connected it to the Wanchain network. For more info on how to proceed, check the following guide: Connect Metamask to Wanchain Network
Once you are connected, you can start creating on OpenZoo.