Top Easy Way To Fix Avast UI Failed To Load Error in 2021

Avast Antivirus is the most famous Antivirus in the world. It is so popular among PC users because it offers both a Free Version and a Premium Version, which can be used in computers such as desktops and laptops. There is an android version of this application as well. If you are not so tech-savvy, let me first tell you in short what Antivirus is? An antivirus is a software that protects your system from viruses, malware, and Spywares. Ever since the Windows 10 update, people are reporting that they are getting an error message saying Avast UI failed to load.

Windows is infamous for providing buggy updates. The same thing was reported in Windows 7 as well as Windows 8. It’s quite sad to see that Windows, even after becoming the most used Operating System on the planet, has failed to achieve proper security, and adding to that, most of their updates are quite buggy. 

However, they fix the bugs in later updates. But the avast UI failed to load has been bothering people for quite some time now. In this article, we will suggest a few troubleshooting methods, following which you can sort out the issue.  

What Are The Causes For Showing Avast UI Failed To Load

Here are some of the root reasons listed below for this error.

  • There is a good chance that this error pops up because of some error in the configuration of Windows. 
  • Another reason for showing Avast UI Failed to Load to pop up is that you might be using more than one antiviruses simultaneously on the same device.
  • The last reason we could think of is if there is any problem with the Remote Desktop Services of your system. 

How Can You Fix Avast UI Failed To Load Issue?

UI failed to load

In order to fix the “Avast UI Failed to Load” issue, you need to check a few things first. Make sure that you have exited the Antivirus. Restart Avast Antivirus. But still, if the issue is not fixed, you can follow these procedures to say bye-bye to this issue. 

Procedure 1: Turn On The Remote Desktop Services

What you need to do is, you need to press the Windows Key and R simultaneously. This will open up the RUN box. 

After having that box on your screen, you have to type ‘services.msc’ in that box and press the enter key.

Now check for Service Page, after finding the Service Page you have to search for Remote Desktop Services, after you have found the remote desktop services, what you need to do is, you have to right-click on it and then select the option of ‘Properties.’ 

remote desktop

After clicking on properties, you have to double click on the button that says start and set the startup type to automatic. After you have done that, click on ‘Ok” to confirm the changes you have made. Now you have to close the services page and manually restart your PC, laptop, or whatever you are using. It will complete the process. If you are still facing Avast’s problem, UI failed to load, then kindly follow the next procedure closely.  


Procedure 2: Try Repairing The Avast Antivirus Software

Kindly follow this procedure closely to repair. You have to go to the Control Panel Section. You can find the Control Panel in the settings section of your computer. If you do not know how to open the control panel. 

Click on the start button and type control panel. After opening the Control Panel, search for the Program & Features option, find it, click on it, and look for Avast Antivirus software. Now, you need to right-click on Avast; you will get the option to uninstall/change. 

Be very careful while doing this as a single mistake can uninstall Avast from your PC. Select the option to repair after having clicked on change. Now you need to wait for Avast to repair itself and after the completion of Avast repairing itself, reboot your PC. If the error of avast UI failed to load persists, kindly follow the next procedure.

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Procedure 3: Uninstall And Reinstall Avast Antivirus Software 

uninstall and reinstall

If any of the above methods did not work for you, then you try to uninstall Avast Antivirus. To uninstall Avast Antivirus Software, you need to open the Control Panel. You can open Control Panel by merely typing Control Panel in the Run dialog box; another way to open Control Panel is by searching the control panel after clicking on the Start button. 

After opening the Control Panel, go to the programs and features section and find the Avast Antivirus software. Right-click on it and select uninstall this time instead of selecting change as you did in the previous procedure. 

Please wait for some minutes for Avast Antivirus Software to completely uninstall itself from your computer. Reboot your computer as the final step of the process. Switchback on your computer and download Avast from the official website, and install it again as whole new software. 

Make sure you do not do anything else on your computer while Avast Antivirus is being installed, as it puts extra pressure on the computer’s RAM. After the installation process, open Avast and check if the avast UI failed to load error persists. If it does, kindly follow the next procedure.  

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Procedure 4: Get The Recognition Issue Fixed

If the error of Avast UI failed to load persists, you could follow the last and final procedure.

You need to look up from the avast icon on your desktop and Open the shield’s control. In shields control, right-click on the Disable to disable the shields. You will get the option to disable it for 10 minutes to an hour. Disable it for 10 minutes and wait for 10 minutes and check if the ‘Avast UI failed to load’ issue persists. If the error is still showing, then try out some other methods. 

  • Press the Windows Button and R buttons simultaneously. It will open up the Run dialog box. Type cmd in that box and so that it opens the Windows Command Prompt Box. Type ‘winmgmt/verifyrepository’ on the search field and hit the enter button. 
  • If it shows the status as inconsistency, you need to type ‘winmgmt/salvagerepository’ in the search field and press the enter key to finish the process.
  • If the result shows that the windows management instrument was consistent, you need to type ‘winmgmt /resetrepository.’ 
  • After doing that, Windows will send you a message showing that the WMI repository has been rebuilt successfully. 

Finally, you need to reboot the system and start Avast antivirus, and hopefully, it will not show the error of avast UI failing to load. We are sure that after trying all these steps, your Avast Antivirus will run just fine. But still, if the error exists, we would suggest you contact Avast Customer care as soon as possible.


Avast is one of the best antiviruses in the market. The story of avast goes way back to 1995. Initially, it did not offer the best of services, but they have been improving their services year by year. It’s one of the few antiviruses that offer a premium version and a free version as well. 

Do not think that the free version has limitations like other Antivirus because it’s not so. The free version provides a few premium features, which include a WIFI inspector and ad blocker etc. 

But the recent trend of Avast showing avast UI failed to load is not what users are expecting. Whether it’s the fault of Avast or Windows 10 is yet to be found out. Rest assured, you can try the above procedures to get rid of the issue.

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Nisha Jaiswal

Nisha Jaiswal is a Traveler by passion and a Content Writer by profession. She is one of the Content Editors at BloggerOutreach, OnlineHealthMedia, ContentRally, TechNetDeals, etc. She loves to write articles on Fashion, Beauty, Health, Tech, and much more. She is also a freelance writer who writes SEO-friendly content.

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