Time Needed : 30 minutes

When the blue screen occurs do not panic, just follow the steps below to quickly and easily fix the avast BSOD Windows 10.

1. Automatic Repair / Advanced Options

   The first thing to do is to restart your PC in safe mode. To do this, from your blue screen of death window, just restart your PC (using hard power off with your power button if necessary) until you see a window with a title ”Automatic Repair” having 2 buttons namely;
   The ”Restart” button on the left and the ”Advanced Options” button on the right.
   
   Windows 10 OS will automatically launch the ”Automatic Repair” window after 3 times of Boot Up failure or after 3 times of BSOD error. When this window pops up, you will have to click on the ”Advanced Options” button on the right, as seen in the image below.
   

2. Choose an Option / Troubleshoot

   After clicking the ”Advanced Options” button, another window with the title ”Chose an Option” will pop up. When this window appears you should see 3 options namely;
   The ”Continue” button on top, the ”Troubleshoot” button in the middle and the ”Turn off your PC” button at the bottom.
   
   Click on the ”Troubleshoot” button in the middle as shown in the image below.
   

3. Troubleshoot / Advanced Options

   The ”Troubleshoot” window is the next window that will pop up after having clicked the ”Troubleshoot” button on the previous window.
   
   At this point, 2 buttons will appear namely;
   The ”Reset This PC” button at the top, and the ”Advanced Options” button below. Click on the ”Advanced Options” button below, as shown in the following image.
   

4. Advanced Options / Startup Settings

   The ”Advanced Options” window is going to pop up next, after having clicked the ”Advanced Options” button on the previous window.
   
   Alright! at this point, 6 buttons will appear and the one you will choose will be the ”Startup Settings” button, found in the middle on the right as illustrated in the image below.
   

5. Startup Settings / Restart

   After clicking the ”Startup Settings” button, the ”Startup Settings” window will pop up. When this window appears you should see a list of the 7 Boot Up modes which Windows 10 OS provides and the ”Restart” button at the bottom right.
   
   Clicking on the ”Restart” button at the bottom right, will proceed to restarting the PC and preparing all the Boot Up modes for Windows 10 OS. Click on the ”Restart” Button, as shown below.
   

6. Startup Settings / Enable Safe Mode

   After clicking the ”Restart” button the PC will restart and the ”Startup Settings” window will pop up again, but this time labeling each Boot Up mode with a number.
   
   To Boot Up in safe mode, just press ”4” on your number pad, or press ”’F4” on your function key pad. Note that some PCs will require you to press and hold the ”Fn” key while you press the ”F4” key.
   

7. Sign in Windows OS

   After booting up using ”Safe Mode”, Windows OS will Boot Up with its minimum functions. At a certain point you should see your lock screen.
   
   If there is more than 1 user profile, make sure you select the user profile which has administrator rights. If you use a password, then you will have use it to sign in as usual.
   
   After you login to your desktop you may also want to ensure that no other applications are running before you continue the next step.
   

8. Start Menu

   Open the ”Start” menu by either pressing the ”Windows” key on your keyboard, or by clicking the ”Start” button on the bottom left (on the task bar) of your desktop.
   
   Once the ”Start Menu” is opened, click on the ”Settings” button (the gear-like icon) which is just above the power button as illustrated in the image below.
   

9. Settings / Apps

   After clicking on the ”Settings” button, the settings panel will pop up with 10 different options in it. Just choose the ”Apps” option, found at the top right corner of the window, as shown in the image below.
   

10. Apps and Features / Uninstalling Avast

    Once in the ”Apps and Features” menu, search for avast antivirus application and click on it. A dialog box is going to pop up, showing the ”Modify” button on its bottom left and ”Uninstall” button on its bottom right.
    
    Click the uninstall button found on the dialog box’s bottom right, to launch uninstallation procedure. If administrator rights are requested by avast accept and continue.
    

11. Uninstalling Avast Proper

    After validating administrator rights in the pop up window, the avast setup wizard will launch. When the wizard launches an ”uninstall” button will be found at the bottom of the setup window.
    
    The exact position of the ”uninstall” button might change, depending on the version to be uninstalled. You might want to check the window carefully and be sure of what you are clicking. This uninstallation procedure will be most applicable to the following avast products;
    Avast Premium Security 19.x
    Avast Free Antivirus 19.x
    Avast Omni 1.x
    Avast Premier 19.x
    Avast Internet Security 19.x
    Avast Pro Antivirus 19.x
    
    Click the ”Uninstall” button to remove all avast files and make sure you click ”Yes” on the dialog box that follows immediately after, as shown in the image below.
    

12. Uninstalling Process

    After clicking the ”Uninstall” button and the ”Yes” button in the resulting dialog box, the uninstalling process will begin and its progress will be indicated with a blue progress bar.
    

13. Restart Computer

    When avast is done with its uninstallation, it will display a success message in its setup window and ask you to click the ”Restart” button, to quickly restart your computer or to click the ”Restart Later” button, to later restart your computer when you want.
    
    Click the Restart button to quickly restart your computer, letting your computer boot normally this time. Click as shown in the image below.