Hi @jaxnz, sorry to hear about your issues. Could you kindly clarify which update you are referring to? The Tobii SW Core or Windows Update?
Please also include in your reply the full system specifications which you can obtain from the Tobii System Tray Icon.
It may also be worth trying to fully uninstall and reinstall the Tobii Software as this sometimes has successfully resolve such issues in the past.
In the meantime, we will investigate any other R4 users have reported similar issues. Thanks for your patience whilst we try to find a speedy resolution.