To use the program Everything with a right-click on a folder, use this safe registry edit.
Copy and paste the code below into a “Search with Everything.reg” text file.
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\Folder\shell\Search Everything...]
"Icon"="C:\\Program Files\\Everything\\Everything.exe,0"
[HKEY_CLASSES_ROOT\Folder\shell\Search Everything...\command]
@="\"C:\\Program Files\\Everything\\Everything.exe\" -path \"%1\""
Protiguous 