Here is the solution how to keep selected object selected at back and forward navigation this solution is for Windows 10, 8.1 and Windows 7!
Please click in the main, the menu item Extras > .List-View > Save selected objects (... see Image-1)
Then it should work ;).
See also: filter the Files in Q-dir || a single tree that can be used for all panes || Q-Dir and new and old Tree-View
Please always use the latest version of ... The Windows Filemanager Q-Dir!
FAQ 11: Updated on: January 23th 2017 18:42