ETC send to wrong address

HI there, I have a friend that is not good with cryptos and she has send ETC to a ETH address. We can see it on the blockchain. Does anyone know how we can get it back please?
It was sent from an exchange, so she doesn’t have the private keys.
Thank you in advance.

Hi @jdcoin! Here you will find a walkthrough for it: I've sent my ETC/ETH to the wrong address on the wrong network

THank you.