FIX: SYSTEM THREAD EXCEPTION NOT HANDLED in Windows 10/8 (Solved)
This tutorial contains instructions to fix the following blue screen error in Windows 10 or 8 OS: SYSTEM THREAD EXCEPTION NOT HANDLED. "Your PC ran into a problem and needs to restart. We 're just collecting some error info, and then we'll restart for you".
The BSOD error "SYSTEM THREAD EXCEPTION NOT HANDLED", is usually displayed due to invalid or corrupted video drivers (VGA drivers), and the common solution to resolve the issue is to reinstall the video adapter drivers.
How to fix: SYSTEM THREAD EXCEPTION NOT HANDLED.
To resolve the BSOD "SYSTEM THREAD EXCEPTION NOT HANDLED" issue, on Windows 10/8/8.1 OS, follow the steps below.
Step 1. Start Windows in Safe Mode.
Case A. If you can sign in to Windows.
If you can sign into Windows, * (the blue screen problem "SYSTEM THREAD EXCEPTION NOT HANDLED" is displayed after entering Windows GUI or at login screen), then:
* Note: If Windows cannot start, then read the instructions here:
1. Hold down the SHIFT key and go to Power 
and click Restart.
2. After restart, go to Troubleshoot > Advanced Options > Startup Settings.
3. At the next screen, click Restart.
4. At the next screen press "4" on your keyboard to start Windows in Safe Mode.
5. Continue to Step-2 below.
Case B. If you cannot Sign in to Windows.
If you cannot sign to Windows or Windows cannot start (the blue screen problem "SYSTEM THREAD EXCEPTION NOT HANDLED" is displayed during Windows boot process), then:
1. Using another working computer, create a Windows installation media (DVD or USB), according to the installed Windows version and Edition of the problematic computer.
- How to create a bootable Windows 10 DVD installation media.
- How to create a bootable Windows 10 USB installation media.
2. At the Windows Language Setup screen press SHIFT + F10 to access command prompt, or click Next –> Repair your computer –> Troubleshoot –> Advanced Options –> Command Prompt.
3. Inside the command prompt window, type the following command and press “Enter”:
- bcdedit /set {default} bootmenupolicy legacy
4. After that you should see a message that says that “The operation completed successfully”.
5. Type Exit to exit command prompt window.
6. Remove the Windows installation media and restart (Turn Off) your computer.
7. Press the F8 key on your keyboard before the Windows logo appears on the screen to enter in Advanced Boot options. *
* Note: If you cannot enter in Advanced Boot Options menu, then boot from the Windows Installation media again and after pressing b at the Language Option screen, click Repair your computer –> Troubleshoot -> Advanced Options > Startup Settings. After restart press the "4" key to start Windows in Safe Mode.
8. Highlight the Safe Mode option, using your arrow keys and press Enter.
9. Continue to Step 2.
Step 2. Uninstall Display Drivers.
1. Press the Windows 
+ R keys to load the Run dialog box.
2. Type devmgmt.msc and press Enter.
3. Expand Display Adapters.
4. Right click on the installed display adapter and select Uninstall device. *
* Note: If you have more that one display adapters, then uninstall all of them.
5. Check the Delete the driver software for this device checkbox and click Uninstall.
6. After uninstall, reboot the computer and let Windows to reinstall the drivers for the display adapter. If Windows cannot find the driver for the display adapter, then navigate to the VGA's manufacturer support site, to download and install the needed driver manually.
That's it! Let me know if this guide has helped you by leaving your comment about your experience. Please like and share this guide to help others.
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October 6, 2020 @ 5:32 pm
I went for slean windows installation but it show the same error also tried to wipe the hdd with Dban but thats also of no use.
October 7, 2020 @ 8:47 am
Probably your display adapter has a problem.
October 15, 2019 @ 7:48 pm
Sí funcionó…
Excelente !!!
October 2, 2019 @ 7:27 pm
I uninstalled both display drivers and it didn’t fix the problem.
September 8, 2019 @ 1:02 am
Hi ive followed all these steps multiple times but the affected drivers as soon as i try to uninstall or disable, even when i plug a usb in i get the BSOD its as if it knows when ive found a way to get rid of it and is stopping me at every hurdle, i have 3 drivers that have issues and i cannot uninstall any.
September 8, 2019 @ 9:20 am
@Alex: I suggest to perform a clean Windows installation.