How To Fix Avast Antivirus Error 0xc0070643?

Avast is one of the most sought antivirus applications present in the market. The antivirus is quite popular; it comes with a series of options to provide protection to your computer at all costs, including online protection. Besides just the antivirus, it has tons of additional functions to give much tighter security. However, over a period of use, there will come a time when you will face the Avast Antivirus error 0xC0070643. This happens when you are simply working on your computer or trying to update the antivirus. However, the error code just pops up randomly without a prior intimation. If you are here looking for a solution for the Avast Antivirus error 0xC0070643, you are at the right place. In this article, we have the best solutions or methods to solve the error code in no time.

Error Information

• Step 1:Error Name: Avast! Free Antivirus Error 0XC0070643
• Step 2:Error number: Error 0xC0070643
• Step 3:Description: General Internal Error

As usual, runtime errors occur without a prior intimation. This error message can come on your screen anytime while Avast antivirus is running. If the issue is not sorted early on, you will be clogged with the error code on a time-to-time basis.

There may be instances of file deletion or new files appearing. Though this symptom is largely due to virus infection, it can be attributed as a symptom of runtime error.

Enough with the error code details, let us dive into the different troubleshooting methods to solve the Avast antivirus error 0xC0070643.

Method 1: Perform A Windows Update

• Step 1:Click the Windows (Start) icon.
• Step 2:Click the Settings (gear icon) option from the left section of the menu or press Windows + I.
• Step 3:Select Update & Settings on the left pane and navigate to the Windows Update section.
• Step 4:Click the Check for Updates button.



Method 2: Reinstall Graphics Driver

• Step 1:Click the Windows (Start) icon.
• Step 2:Enter ‘Device Manager' in the search bar and press the Enter button.
• Step 3:When the Device Manager window opens, navigate to the Graphics driver section.
• Step 4:Do a right-click and select the Uninstall device option.



Restart the computer, and the OS will automatically install the graphic driver with the updated version.

Method 3: Close Conflicting Programs

There are many applications that might be running in the background. Those applications can become a conflict of interest and might be the sole reason behind the Avast antivirus error code 0xC00070643. The best solution is to force close or end certain applications.

Make sure the desktop screen is open.

• Step 1:Press the Ctrl + Alt + Del buttons at the same time.
• Step 2:You will see 4 options appear on the screen.
• Step 3:Click the Task Manager option; the Task Manager window will open.
• Step 4:Select the background applications you wish to close and click the End task button (one by one).



Method 4: IE Runtime Error

• Step 1:Open the Internet Explorer browser.
• Step 2:Click or select the Settings (gear) icon on the top right corner of the browser.
• Step 3:Click the Advanced tab in the Settings option.
• Step 4:Click the Reset button under the Reset Internet Explorer Settings section, and click the OK button.



Method 5: Disk Cleanup

Having a load amount of junk stored on your computer can lead to all sorts of issues.

Step 1:Click the Windows (Start) icon.
Step 2: Enter the words' Disk Cleanup' in the search bar and press the Enter button.
Step 3: You can select the drive and then choose the files you want to remove.
Step 4:Click the Clean up system files button and then click Delete Files.



Kindly follow the methods as mentioned on this page. You will definitely find one or more methods that can be helpful for you to solve the Avast antivirus error 0xC0070643 If you are looking for further clarifications regarding the methods, click the CALL button on this page. Our technical team will help you in resolving the problem in no time.