# 19 Jan

1. Vault Usage. This function has been supported but is not open yet. You can experience it in advance through the whitelist function. 
2. NFT Burn：Transfer unwanted NFTs away
3. Bug fixes 
   * Trust Wallet, 1inch Wallet and other wallets failed to unlock： "message":"Error: web3.eth.personal.sign Valid, valid 5 ways, all failed!" 
   * When approving NFT, deposit will prompt that there may be an error in the contract.