Fix Avast Unexpected Error With Easy and Effective Solutions

Avast unexpected error is a common issue that might be experienced by each and every Avast users. Most of the time, due to the BSOD problem, you can encounter this error on your PC. Sometimes, an issue with the Start menu, corrupt system files, DNS server issue, can also lead to this glitch. 

In case, you have not updated the Avast antivirus for a long time, then it is also a valid reason for this issue. 

Avast offers multiple features such as protection against viruses, personal firewalls, email spam filtering, and many others. However, once you face this error, then it will prevent your device from scanning and causes Avast UI failed to load.

Fortunately, you can easily fix this problem with some easy and accurate techniques.

Premium Hacks to Solve Avast Unexpected Error:

Want to fix the Avast unexpected error on the server on your own? then check out the possible solutions.

Solution 1- Retrieve Copy of the Avast Licence

During the activation process if there is a problem with the Licence file, then you may need to download a retrieve copy from the Avast official website.

Besides that, remove all the possible issues that are caused by the license itself. This is a simple and effective solution and can quickly remove the unexpected error from the system.

However, if this solution does not work for you, then don’t panic. Here is another effective solution for you.

Solution 2- If Cortana Stops then Boot your Device into the Safe Mode 

To boot your device into the Safe mode, first, click on the Windows button. Then, press and hold down the Shift key and after that, click on the Restart button.

Once your device reboots, then tap on the Troubleshoot option and after that, click on the Advanced option. Furthermore, move to the Advanced option and click on the Start-up settings. Now, under the Startup Settings, click the Restart option. Thereafter, a lot of boot options will appear on the screen

To start your device into the Safe mode, press any of the following keys F4, F5, or F6. 

Once you are done with the booting procedure, then again restart your machine and bring it back to the normal mode. Next, check if the issue is still there or not.

Solution 3- Run the SFC Tool

In order to run the Windows in built System File Checker, first, click on the Start menu. Then, enter’ CMD’ in the Search box and hit the Enter key.

Next, right-click on the first search result and select Run as Administrator. Now, within the Command Prompt window, type ‘sfc/scannow’. Then, hit the Enter key.

Wait for the completion of the process as depending on the file size it might take a while. Once finished, then reboot your system and check whether the Avast antivirus runs normally or not.

Solution 4-  Update the Avast Antivirus

Millions of users have reported about the same issue and after updating the Avast to its upgraded version, they quickly overcome the situation. This is quite a simple task and you can easily do it.

For that, first, move to the System tray. From there, locate and right-click on the Avast orange ball icon. Next, open the Avast User interface.

Now, from the main menu, choose the Settings option. On the next window, go to the left panel and click on the Update option. Next, select the Automatic updates. If an update is available, then Windows will automatically update it to the latest version.

When finished, exit from the page and restart your machine. However, if you are still dealing with the error, then have a look at the next solution.

Solution 5- Reinstall the Avast Antivirus

If all the above four solutions fail to fix the problem, then we advise you to completely uninstall Avast antivirus from your device and after that, download it to its official website.

To uninstall, click on the Start menu and choose Control Panel from the available lists. 

Within the Control Panel, scroll down and if you use the default category view, then click on Uninstall a program option. However, if you are using a large/small icon view, then select Programs and Features.

After that, right-click on the current version of Avast antivirus and from the drop-down menu, choose the Uninstall button.

When finished, then go to the official website of Avast antivirus. Search for the best-recommended version for your system. Once found, then select it and follow the online instruction to complete the remaining task.

Finally, restart your computer to take the effect of the changes. 

Solution 6- Fix DNS Server Issue

The easiest way to fix the DNS server issue is to flush it by using the Command Prompt. To do so, first, simultaneously press the Windows and R keys together to open the Run dialog box.

Within the Run field, enters the ‘CMD’ command as well as press the Enter key. It will open a Command Prompt window. Here, enter ‘ ipconfig /flushdns’ as well as hit the Enter key.

Next, type ‘ ipconfig/release’ and don’t forget to press the Enter key. Finally, enter ‘ipconfig/renew’ and press the Enter key. After completion, close the Command Prompt window and restart your machine.

These are the top-notch solutions that you should try to fix the Avast unexpected error instantly.

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