Why Avast HTTP Server Returned Error occur?

Avast HTTP server returned error is one of the critical problems that most of the users have encountered while updating their computer. Generally, this error can occur if the Windows Operating System files are corrupted. If the Avast antivirus application is out of date, then this error message occurs on the system. If you run multiple applications, and if it crashes and jams, then this can lead to the error on the system. Sometimes, if this application is corrupted then this issue occurs. There may be many reasons for this problem such as registry errors, excessive startup entries, fragmented files, unnecessary programs, hardware or RAM failures, and others. After detecting this error message the system gets freeze and perform slowly. If you are one of them who are facing this issue, then go through this guideline carefully. Now, you will get all the information about how to resolve Avast HTTP server returned error.

Resolving Process for Avast HTTP Server Returned Error

When you see the Avast HTTP server returned error on the system, at first, you have to restart the Avast antivirus application. Firstly, you have to close the Avast antivirus application and wait for a few minutes, and then again open it. After opening this application check whether the error message is still there or not. If you see this error message, then you can try another fixing process. Here, we are going to discuss some of the easy and different processes so that you can apply on your computer to get resolved Avast HTTP server returned error. Let’s have a look at the section below:

Fix 1 # Check the Internet Connection

If there is a problem with the internet connection, then you can see the Avast HTTP server returned error on the system. So, you have to connect the internet connection properly. After connecting it check whether the problem has been eliminated or not. If not, you can move to the next one.

Fix 2 # Update Avast Antivirus Software

After updating the system you must update the Avast antivirus application. If you have not updated the Avast antivirus software, then the Avast HTTP server returned error occurs on your computer. So, immediately you have to update the Avast antivirus application. To do that follow the steps:

Step 1

At first, you need to open the Avast antivirus application by double-clicking on this application icon which is present on the computer’s screen. In Avast antivirus application window, you need to take the mouse to the Menu section which is located at the top right side corner, select it.

Step 2

When the Menu list opens, you can select the Settings to open it. In the Settings window, you need to move the cursor to the General tab which is present at the left side panel. After that, you can select the Update option. If the update is available, then you can see the update process has begun. Alternatively, you can go to the application tab and select the More options, and then mark the Automatic Update option. So, the system will find the update and install it automatically.

Step 3

Once it gets complete, you can reboot the system, and then check if the Avast antivirus application works perfectly without any errors.

Fix 3 # Uninstall the Avast Antivirus Application and Again Install It

This is another process that you should use on your computer to resolve the Avast HTTP server returned error. If the Avast antivirus application is somehow corrupted, then you can see this error message on the system. So, you need to uninstall the Avast antivirus application and again install it. To do so follow the steps which are mentioned below:

Step 1

Firstly, you have to press the Windows Home button and along with S key to launch the Search Panel. Type ‘Control Panel’ in the Search box, and then hit the Enter button. Alternatively, you can press the Windows button and at the same time, you can press the R button to launch the Run box. Type ‘Control Panel’, and then press the Enter button or click on the OK option.

Step 2

When the Control Panel window opens, you need to double-click on the ‘Programs and Features’ section. After that, you can find the Avast Antivirus application from that tab and then select the Uninstall option. Now, the Avast application is uninstalled properly.

Step 3

After uninstalling this, you can simply restart the system and then go to the official website. From that website, you must download Avast antivirus application. Once the download is finished, install it. To install it you need to follow the onscreen instructions carefully. After installing it, reboot the system, and then check if the problem is still visible or not.

Fix 4 # –  Delete the Cache Data

By removing the cache data, you can resolve the issue Avast HTTP server returned error on your PC. This is a very easy process and you can easily use it on your computer. When your browser is filled with the cache data and cookies, then this error message occurs on the system. So, as early as possible you need to clear the cache data from the system. The following steps will help you:

If you use the Google Chrome web browser, then you can simply follow the steps which are mentioned below:

Step 1

At first, you can go to the Google Chrome icon which is located at the system’s screen, double click on it to open this application. After that, you need to navigate to the Menu tab which you can find at the top-right corner of the window.

Step 2

When the Menu list opens, you can select the Settings tab. In the Settings window, you need to go to the Privacy tab, and then click on the Clear Browsing Data button. After that, you can select all the cache data and cookies, and then you can select the beginning time.

Step 3

After doing these steps, you need to click on the Clear Browsing Data button to delete them. Now, the process has started. Once you are done, you can reboot the system, and then see whether this error message is not showing up again on the system.

Additional Method:

If you are using Mozilla Firefox, then follow these steps:

  • Firstly, you need to open the Mozilla Firefox application by double-clicking on this icon. In the Mozilla Firefox application, you need to move the cursor to the Menu list which is located at the top-left corner of the window and click on it to open the list.
  • In that list, you can find the History section, select it. After that, you can click on the Clear Recent History button. In the next window, you should choose the items that you want to remove from your computer. After doing this, you can get an option Clear, select it to delete these cache data. Once it is finished, you need to close the Mozilla Firefox window, and then you can simply restart your PC.

Fix 5 # Repair the System Files

You can also use this process to get rid of the Avast HTTP server returned error on your computer. To fix this issue follow the steps cited below:

Step 1

In the beginning, you can press the Windows Home button from the keyword to open the list and select the Search box. In the Search Panel, type ‘cmd’ and right click on it. Now, you can see a list will open. From that list, you can select the ‘Run as administrator’ option. Alternatively, you can right click on the Windows button to launch the WinX menu list and select the Command Prompt(Admin).

Step 2

When the Command Prompt window opens, type ‘SFC/scannow’, and then hit the Enter button to run this command. Once it is executed, reboot your computer.

Also Read:

We hope these fixes will be sufficient to get rid of the Avast HTTP server returned error from your computer. Now, you can follow them one-by-one and apply these steps on your PC to fix this problem. In case, if you face any problem, then you can seek help from the professionals.

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