UPDATE
The repaired .iso's are currently in the Final Stages of patching and uploading to all servers for Zorin OS 16 Core.
Zorin OS Pro should work properly. Please start a thread if you have any trouble.
Please check in after about 24 hours as of 6pm GMT to download the New .iso's for Zorin OS.
The sha256sum for the new Core iso is:
eabd2a222175f3556f277a0722664af1f11230285c4ce6bf69984ac40c48b1c3
The sha256sum for the fixed Pro iso is: 1addffb6100a5ba340266b709b367ded7094aa563143dd98ba577aaf00498590
About one more day folks and outta the woods.