I wonder if that was tested? The intro that I see above it sounds like it was a bit of a guess.
Running as Administrator from Startup shortcut? from Windows 10 Forums says it will fail.
I didn’t have any luck with it, on either an Administrator or a Standard User account at login.
How to Create Elevated App Shortcut without UAC Prompt in Windows 10 has two options.
There’s a restriction given there which I haven’t confirmed, but maybe @drwtsn32 knows:
You must be signed in as an administrator to create and use this elevated shortcut.
Manually Create Elevated App Shortcut without UAC Prompt in Task Scheduler may be like: