Back when I got Windows 10 I started having this problem with iTunes that I didn't have before with 7. When I go to close iTunes it freezes and then this message pops up, "One or more applications...

I got the notification and installed from there, I need an option that I can preform from the boot up menu, I can't login at all. And I'd prefer keeping my files.

So, I know exactly what caused this problem, but I can't do anything about it anymore because I can't even get past the blue login screen. This all happened when I decided I was going to download a...

Eh, all I had to do was sign back into my Microsoft account, and I was able to save to the pictures folder, and then the steps you listed work fine, as for my other problems, I've found a workaround...

What exactly did you do? Because I go there, but the only new account that I see is this "Account Unknown" and a bunch of numbers at the end. I just want my old computer account, I can't even sign in...

Yeah it shows me as an administrator already. and I can't change to anything other than the standard user. And on top of this, my computer keeps crashing too, fourth time since Monday.

I have no rights to save to anywhere or do anything, iTunes wouldn't let me sync because I "didn't have enough access privileges" but apparently that was something to do with the pictures, which then...