Can I run Windows 10 repair usb stick from cmd?

I can't boot up my computer and no troubleshooting options work except for cmd. I can't even access my bios or "boot menu". Even system restore doesn't work. Only thing I can use is my cmd. I have a windows 10 system repair usb stick. Is there a way to "activate" it with cmd? I have a Lenovo G510. Neither f2 nor f12 work on boot up, though they worked like a few weeks ago.

How to view Advanced Boot Options on an external monitor?

Basically, I'm using a lenovo L420 and the screen is broken. I've connected the computer to a couple old monitors i have and it works, however, i can't view the Advanced Boot Options from the monitor and it only displays any image once I've pressed enter and windows has booted up. I just want to factory reset my computer in order to wipe the (c. Drive.

I'm computer retarded, can anyone help?

How to keep my computer screen from turning off until I hard-restart my computer?

I have a Lenovo Edge 2 and my only issue is when I leave it for a while it goes to sleep. The display refuses to turn on so I'm forced to restart the computer. I have gone into the display/power options and tried turning everything to either never or high performance so that it would keep the screen from turning off.
Any additional ideas?

My Lenovo Yoga 500 won't wake up?

Hello i'm the happy owner of a lenovo yoga 500 and i have put it in sleep mode for a while now and now it won't wake up so i can't turn it on. I have lernt my lesson, no more sleep mode… But how do i get it to wake up?

Installing RAM in pairs. What about 3 gb?

Hi. We all know that ram has to be installed in pairs… How does that work for 3 gb? Will a pair of 2gb and 1 gb work or can we install 3 separate 1 gb sticks?

i got a lenovo core2duo pc with Intel inside.

Added (1). i have 4 RAM slots.

How to connect a graphics card to a monitor?

I wanted to try out pc gaming and recently my brother gave me a gtx 660ti. It has 1 hdmi port, 1 display port, and 2 dvi ports. My monitor however has only a vga input. How can I connect the graphics card to the monitor?

What is the OEM Product key stored in?

On PCs made my Dell, HP, Lenovo etc. You often get a OEM Key, Which allows you to install windows on that particular PC, If you attempt to install windows with that key onto a different PC, it'll not activate. So What is this key stored/registered on? The Motherboard? CPU? Or how does microsoft know that that key belongs to that PC? And if so, If I replace those parts will the key not work?

Can i change AMD processor in my lenovo G570?

Can i change AMD processor in my lenovo G570? - 1

Added (1). Can i change AMD processor in my lenovo G570?
Now it is in intel dual core. 2 GB ram can i upgrade to AMD processor and 8GB ram?