I cannot open my %APPDATA% folder
If you are struggling to open the %APPDATA% folder it may be that it is hidden from your view. Microsoft has a guide that shows how to enable hidden files for all versions of Windows.
Please check out this short video to see where coin directories are. In this example we're going into the Phore directory and replace the existing masternode.conf with a new one.
The path to the directory may vary a bit from wallet to wallet. A common path look like this:
This PC > OS (C:) > Users > Login Name > Appdata > Roaming > Crown