Get rid of grey areas
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 How do i get rid of the grey side and the grey line in the notepad as shown in this picture? also when i type there are flashing boxes? like wtf is that? how do i turn it off? 
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 Settings > Preferences > Editingturn off:- Display Line Number
- Display Bookmark
- Enable current line highlighting
- Set Folder Margin Style to None
 Not sure what the “flashing boxes” are. Maybe auto-complete. That can be turned off as well in the preferences.