Since you using the software documentation and creating issues you find would be a good start. Also as a sysadmin you might be familiar with integration of applications into other software which could be useful as a guide for other users. Especially scripting automation for your spefic deployment.

Download office from massgrave.dev and activate with the power shell activator. Permanent activation as easy as it gets.

Take a look at simple Android TV boxes with a USB port. There are plenty of options and you can just install vlc on them