On-premises Gateway expiry warning

https://preview.redd.it/dbmr4x2imjph1.png?width=1397&format=png&auto=webp&s=1cf508e49b6068f06e9eefedffb673e16168fb42 Ok for some context, the gateway currently used is a very old version (hasn't updated in years). When I got this email, naturally I tried to update the gateway but it just simply hangs at about 75% of the progress bar. I ensured I stopped the gateway services but it just hangs at the same progress. I'm hesistant to uninstall the current gateway because I just realised the latest gateway does not officially support the Windows Server 2016 which I'm using and I do not have the con