add Icon to "open in new window" in right click menu
Open Registry Editor (Win/Run/regedit).
Navigate to the following Registry key:
HKEY_CLASSES_ROOT\Folder\shell\opennewwindow
In the right pane, create a String value (REG_SZ) named Icon
Double-click Icon and type the path to an icon (.ico) file, or mention the icon library file name and the icon index.
example:
C:\Windows\Sustem32\Shell32.dll,4
All the Shell32.dll icons:
https://www.sysmiks.com/windows10/icon-number-of-icon-list-shell32-dll-imageres-dll/
