Here’s the crucial update – the Settings app only allows you to toggle ON/OFF programs that are already registered to start automatically. You cannot add a new program directly from here.
Microsoft moved it from Apps to System in build 26100+. Type "Startup" in the Settings search bar to locate it instantly. how to add programs to startup windows 11 updated
Even after following these steps, an application might refuse to auto-start. Here’s why: Here’s the crucial update – the Settings app
Configure Startup Applications in Windows - Microsoft Support how to add programs to startup windows 11 updated