Sorry if misread the initial problem as well as misleading the readers.

I capture the sequence on video. This time i didn't make the File Explorer Window take the entire height on the screen.
On my main system, i just like to have the File Explorer window be a certain...

I didn't touch my taskbar; so it is still in the initial place at the bottom.
Please see attached zip file with Step by step recording i just made. Note time stamp.

Thanks

As stated in my post, yes it does work on my windows 10 x64 system.

Hi,

Please try the following :
1 Open File Explorer
2 Click and hold CTRL Key while you adjust File Explorer to your liking (size, position)
3 When done with the Manual adjusting, head to File...