Thank you MrGeek,
I neglected to specify in my initial inquiry that I was wanting to move files to folders in the Photo Gallery, specifically, without having to open yet a further window and then go back to Gallery. Yes, if I always have my wits about me, which is unlikely, I can surely save...
Thank you for your speedy reply. I looked at the tutorial you pointed me to in Windows 7 Help Forum, since adding Move To Folder and Copy To Folder to the context menu would be ideal, but when I get to Step 3 of Option 1 or 2, I'm lost in the techno-speak; so I gave up on that.
So next I did...
It turns out that if I download a picture file to the photo app in 8.1, without putting it in a particular pre-existing folder, the file goes into the general area of the app displayed alongside several other non-related pictures. Okay, no problem. But for the life of me, I can't figure out...