Hi there,
I would suggest you to have a look here , this contains the list of syntax.
https://learn.microsoft.com/en-us/windows/win32/api/powrprof/nf-powrprof-powerreadfriendlyname
I would also suggest you to also reinstall the DLL as it seems you cannot find it in power options.
Hope this Answers all your queries , if not please do repost back .
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