- Step 1:If the AVG error code 0xC0070643 is displayed, restart your Windows system.
- Step 2:After restarting your Windows system, try to install the AVG application.
- Step 3:If the same error is displayed on the screen, then check if your system OS type is compatible with the AVG application’s requirement.
- Step 4:If it doesn’t, then download the AVG application that is compatible with your system’ OS and install it.
- Step 5:If you have downloaded the correct AVG application file and the error code 0xC0070643 is displayed on your system, then it may be related to the permission issues.
- Step 6:Check if you are signed in to your Windows system as an administrator.
- Step 7:If not, enable the required permission to perform the AVG installation.
- Step 8:To do so, click the Start menu followed by My Computer.
- Step 9:Navigate to Local_Disk (C). Select Users --> All Users --> Microsoft --> Windows to solve AVG error code 0xC0070643.
- Step 10:Right-click the Windows folder and select the Properties option.
- Step 11:Now, the Windows Properties dialog box will appear on the screen.
- Step 12:Click the Security tab followed by the Edit button.
- Step 13:In the Permission for Windows window, click the Add button followed by Advanced.
- Step 14:Click the Find Now button. Now, a list of user ids signed in to your Windows system will appear on the screen.
- Step 15:Select your Windows system’s user id or the one you wish to provide permission and click the OK button followed by Add.
- Step 16:Enable the Full Control option by clicking the Allow checkbox to solve AVG error code 0xC0070643.
- Step 17:After enabling system control for the current and selected users, click Apply --> OK.
- Step 18:Now, try to perform the AVG application installation on your Windows system.
- Step 19:If the AVG application is installed on your Windows system, then launch it and perform a full system scan.
- Step 20:If you face any issues while troubleshooting the AVG error code 0xC0070643, click the Call button to get remote assistance to fix it.