Today I needed to add outlook to the auto start programs on a corporate computer, so I searched how to do it and found an official step by step manual (see link) that read more like a linux help document.
In comparison to my linux mint, it appears more difficult to add a software to autostart on windows.
You have a folder in your start menu called startup, just copy whatever shortcut you like in there. You won't find the folder with the start menu search, so grandma won't break her computer. But you know how to browser a folder