Unlocking the screen is a bit slow on top in GNOME

[Aravisian]

Were you logged into Gnome instead of Cinnamon when you entered the command?

[HOW TO] enter Recovery Grub Menu (Advanced Options for Zorin)

To enter the Recovery Menu on Zorin OS if using Legacy (MBR) boot, you can hold or tap the Left Shift key at boot to be offered the Advanced Options for Zorin Grub menu. If using EFI Boot, then tap the esc key vigorously. Some users report that the tab key worked, instead. You might think that this is pretty straight-forward. However... Some BIOS are programmed to ignore a key being held down, as it is assumed to be pressed by accident or a stuck key. Cat on keyboard, coffee... The BIOS prog…

Arrow key down to the Enable Networking option in the recovery menu. Once enabled, back up to the recovery menu and arrow key down to drop to prompt.
Hit enter
then

sudo apt install -y zorin-os-desktop