Booting zorin with unetbootin in windows 10

[zabadabadoo]

First: Did you check the SHA256 checksum of the downloaded .iso against publish value?
See: Before you install

Also this may help:

The Zorin 17 boot process stops with errors

type exit and hit ENTER (to see the partition with error) fsck /dev/sda2 -y (replace /dev/sda2 with your partition name) reboot (If the reboot command doesn't work, type exit and hit ENTER.) For more details: