In short: No.
Bitcoin testnet
Testnet is for testing software. Bitcoin testnet money has zero value. It cannot be converted to other currencies.
See What Is the difference between the testnet and the mainnet?
Unistat -vs Unisat
There is a Unisat wallet, but I can’t find any information about a Unistat wallet.
Fraud
Your friend who “had bitcoin deposited” (implying a dishonest helper/adviser) might benefit from reading other questions here –












