Hi Pegi,
Thank you for posting your query on Microsoft Community.
I understand that you are facing issues with Windows 10. I apologize for the inconvenience caused to you.
The issue could be caused by a bad block (sector) in a paging file, a virus, a disk controller error, or failing RAM.
To assist you better, please provide the information:
Have you tried to run the chkdisk command which is provided in the msdn help article posted by billion.
Refer to the below methods and check if it helps.
Method 1: I suggest you to boot into safe mode and check if you are able to boot to the Computer in safe mode. Also try to update all the drivers. Check if it helps.
Step 1: First, I would suggest you to download the ISO file of Windows 10 from below Microsoft Help Article and create a media tool through which you will be able create a Windows
10 Media Installation Disk.
Then try to perform the below methods and check if it helps.
http://www.microsoft.com/en-us/software-download/windows10
Boot the Computer with the Windows Installation Media:
1. Start (or boot) your computer from the installation media. Insert the DVD or USB flash drive and restart your computer.
2. If you see a message asking you to “Press any key to boot from DVD,” do so.
3. When you see the Install Windows page, tap or click on Repair your computer
to start the Windows Recovery Mode.
4. In the Windows Recovery Environment, on the Choose an option screen, tap or click on
Troubleshoot.
5. Click on Advanced Options.
6. Then on click on Startup Settings.
7. Click on Restart and choose
Safe mode with Networking or Low resolution.
8. Then try to update the drivers.
Step 2: I would suggest you to update the latest driver for display adapter in Device Manager.
1. Press Windows Key + R Key.
2. Then type “devmgmt.msc” without the quotes and hit on
Enter Key.
3. Expand Display Adapter.
4. Right click on the driver and click on Update driver software.
Note: We need a wired Internet connection to update drivers in safe mode with networking.
If the issues still persist, refer to the below method.
Method 2: I recommend you to perform startup repair of the Computer and check if it helps.
1. Start (or boot) your computer from the installation media. Insert the DVD or USB flash drive and restart your computer.
2. If you see a message asking you to “Press any key to boot from DVD,” do so.
3. When you see the Install Windows page, tap or click on Repair your computer
to start the Windows Recovery Mode.
4. In the Windows Recovery Environment, on the Choose an option screen, tap or click on
Troubleshoot.
5. Click on Advanced Options.
6. Then on click on Startup Repair.
Reply to us with the information, so that we can assist you better.
Let us know if you need any further assistance on Windows related issues and we will be glad to help.