How to Fix the Error 0xC0070643 in AVG Internet Security?

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Error 0xC0070643 is an error that is associated with the AVG Internet Security and generally appears on MS Windows XP, Vista, 7 and 8. The symptoms of the error are that it appears and crashes the active program window, the computer crashes frequently when running the same program, the Windows OS runs sluggishly and responds slowly to any input made through mouse or keyboard, the PC freezes at regular interval for a few seconds. Fixing of the errors might require professional AVG tech support, provided self trial fails.

The error code 0xC0070643 can appear during program installation, while a software program (e.g. AVG Internet Security) from AVG Technologies is running, at the time of Windows startup or shutdown or during the installation of the Windows operating system. Now, having a track of the time and place the error 0xC0070643 occurs is quite a useful piece of information in troubleshooting. But then, it is equally important to determine the cause of the error that can be anyone from the below stated list.

Incomplete installation or damaged download, corruption in the Windows registry from a recently installed/uninstalled AVG Internet Security related software, computer virus or infection from the malicious codes leading to the corruption of Windows system files or AVG Internet Security-related program files and another program mistakenly or deliberately deleted AVG Internet Security-related files are the probable causes of the run time error 0xC0070643. As a number of factors can cause the problem, it gets significant to troubleshoot almost all the possible causes.

1. As a first step, for eradication of the error is to get the ‘Registry Entries Associated with Error’ repaired.

2. Next, a complete malware scan of the PC must be conducted.

3. Then, the System Junk, i.e. the temporary files and folders must be cleaned with the tool called Disk Cleanup.

4. Thereby, PC device drivers must be updated and then the recent changes done on the system must be undone by the use of ‘Windows System Restore’.

5. As a next step, the AVG Internet Security tool associated with error must be uninstalled and reinstalled.

6. Further, the Windows System File Checker ‘sfc /scannow’ must be run, all present Windows Updates must be installed and then a clean installation of Windows must be done.

In most cases, issue gets resolved just by following the above-mentioned steps. However, there are chances that errors might still remain in some exceptional cases. So, in that case, instead of getting worried, users must contact the professionals by dialing the AVG customer support number.