1. Check the network connection: tp signature error is caused by unstable network connection, so you can change the network environment.

2. Check the address: the signature error is also caused by the address input error. It is necessary to carefully check whether the transfer address is correct and ensure that the transfer reaches the correct address.

3. Update wallet version: You can also update the version of tp wallet. The new version will fix some known problems, thus solving the problem of wrong signature.