Windows 10: How do I fix this problem

So this problem started just last week, so I was playing a Roblox game and I have youtube running in the background playing a video, and my screen just blacks out though my fan is running, lights in my cpu is still on, but my monitor just blacked out and i don't hear anything from the video and it's not responding when I use keyboard so I think the crash made my PC kinda off, and after like 30 second nothing happened so I was forced to unplug it and plug it again so it will turn on again and the day after that it happened again and that time I'm playing Roblox and listening to Spotify, but the

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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.

 

Programs not working

In post 26 there were steps listed to fix the operating system corruption.
Are you able to follow them?
In post 29 was the suggested dism repair command.

 

2 x SSD Raid 0 - is this right?

T ski b4 your done with this post can you list a step by step fix of what you did, I would appreciate it if you would...Thanks