I still can't see my submissions on my MacBook with a new encryption key, help!

it look like jibberish on my mac, looks fine on my pc

You will need to use the old private key in order to decrypt your old submissions. Please refer to our FAQ for encrypted forms here https://www.jotform.com/help/344-Encrypted-Forms-and-How-to-Use-Them#What-Will-Happen-If-I-Lose-the-Private-Key.

Let us know if you have any questions or if you need further assistance.