Before proceeding further, when you say you have gone through all tips, make sure you have undergone a full uninstall, including registry cleaning and folder removal. That process is documented here, and should be followed to the letter:
Assuming you have done that, 2 more questions:
- do you have one drive or another synchronised backup service like dropbox installed?
- do you have grammarly installed?
Since this thread has been closed, if you don’t get any joy in relatively short order, it might be best to start your own topic.