I too have read such and it's the usual SPAM post that you should ignore.
Why? It's been spammed here as well plus the author is NOT ANSWERING YOUR QUESTIONS.
On top of that, many of these are infected with malware or spyware. Forget you ever read this one.
i have read about this tool Magisk Manager in a reddit article and i really want to make sure this is a right way to change default features of Android or not.