Windows 10: windows log in problem

Hi, I try to log into my windows device but as soon as a try to, I'm greeted with a error message saying "something happened and your PIN isn't available. Click to set up ur PIN again" but as I click that it shows a prompt saying "search for an app in the store, you need to install an app for this task" and i click yes and it does nothing. I tried to uninstall the quality updates, run a command prompt, and even reset the device but nothing works due to it asking for my password. now the first time I assured I entered the correct one. it didn't work. then I went into my account thru my phone lo

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Windows 10 1709 System Restore problems...

That seems to be an attempt at Option 2 in the tutorial, which requires you to
a. Boot to a command prompt (Did you?)
b. You then seem to be mixing steps 3,4 and 5, thus your command is incorrect.

I suggest Option 1 is easier.

If you still have problems, please repost listing each specific step and saying which option from the tutorial you are using. Thanks.

 

windows xp installation and dual core am

could someone please list the steps they follow to install windows with a dual core processor and windows xp service pack to. I'm reletively new to amd dual core and i feel i'm missing a step. All help will be appreciated. thanx

 

Black Screen after Log on


Computer boots to windows log on,have no password here.After a minute on log on it go to a black screen,stays there forever. I can get to Task Manager from black Screen,lost on what to do next. Just want my Windows 10 back, not sure what caused this problem. Any Suggestion on what my next step should be?*Sad