Windows

1. Download and install registry-cleaning software, such as Free Window Registry Repair, WinASO Registry Optimizer or Advanced System Optimizer.
2. Run the installer with the default options.

3. Click to select the areas to be scanned. Select only the first check box; when that section is complete, then select the next. When each scan is done, remove all errors.
4. Do one more scan with all boxes selected and remove any errors that remain.

Windows Updates Method
1. Click the 'Start' button on the lower-left side of the screen and right-click the 'My Computer' option on the Start menu. Choose 'Properties.'
2. In the Properties window, select the 'Automatic Updates' tab and click the 'Turn off automatic updates' option. Reboot the computer.

3. Go to the Windows Update site and select the 'Express' option. After installation is complete, access the Properties window and select to turn automatic updates back on.
Registry Editor Method
4. Click the Start button and select the 'Run' option. Type 'regedit' in the Run window.
5. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Browser\Parameters.
6. Locate 'IsDomainMaster' and double-click it. Set its value to 'False.' Reboot the computer

1. Click the 'Start' button and then click the 'All Programs.'
2. Click on the 'Accessories' button and then right click on 'Command Prompt.'

3. Choose the 'Run as administrator' option from the menu and then enter your administrator password into the field that appears.
4. Type 'sfc /scannow' into the command prompt and press the 'Enter' button.
5. Wait for the scan to complete and then restart your system. The corrupted files should be replaced.

Correct Server-Side Problems
1. Close the Windows Update window.
2. Wait 15 minutes.

3. Click 'Start.' Type 'update' (without quotes) in the 'Search' text field. Click 'Windows Update.'
4. Click 'Check for updates' in the left column, and click 'Install updates.' Proceed with the next section if you receive the Windows Update 80072efd error again.
Change Firewall Settings
5. Open your firewall preferences by right-clicking on the firewall icon in your system tray and selecting 'Preferences' or 'Options.'
6. Access the 'Exceptions' or 'White list' section of the firewall's options.
7. Add the following URLs to the website 'Exceptions':http://*.update.microsoft.comhttps://*.update.microsoft.comhttp://download.windowsupdate.com
8. Allow the 'Windows Update Service' to connect via port 80 and port 443 by adding them to your 'Allowed programs' list.

1. Make sure all data on your computer is backed up. This is advised anytime you are making changes to a computer's system. It's an important precaution.
2. Shut down your computer.

3. Reboot in safe mode by holding down the F8 key when you turn the computer back on. You'll be given the option to boot in safe mode. Choose that option.
4. Open the Start menu at the bottom left corner of your screen and select 'Run.' A command prompt window will open. In the command prompt window, type 'regedit.' This will open the registry editor.
5. Back up the registry in case of error. Find the registry editor's menu. Click on 'File' and 'Export.' Under Export Range, select 'All,' and save to a folder that you can locate easily.
6. Once your registry is backed up, search the registry editor for a folder called 'wgalogon.' Delete this folder and close the registry editor.
7. Search your Windows for any other files that start with 'wga' and delete them.
8. Restart your computer normally and you'll never receive a WGA notification again.

Repair Internet-based Script Errors
1. Click on 'Start,' 'Settings' and 'Control Panel.'
2. Double-click 'Internet.'

3. Click on 'Fonts' on the default 'General' tab.
4. Select 'Western' in the 'Character Sets' section, then click on 'Set as Default.' Click 'OK.'
5. Click on the 'Delete Files' button back on the 'General' tab of the Internet Properties box. Click 'OK' twice.
6. Download and install Internet Explorer 6 Service Pack 1, or uninstall and reinstall if Internet Explorer 6 Service Pack 1 is currently installed on your computer. Please see Resources.
Repair Web View-based Script Errors
7. Click on 'Start,' then 'Windows Explorer.'
8. Navigate to the folder that causes script errors to appear.
9. Click on 'View' in the menu bar. Select 'Customize This Folder,' then click 'Remove Customization.'
10. Click 'Next,' then 'Finish.'
11. Reinstall Windows 98 if you continue to receive script errors when viewing Windows folders to refresh the Windows Desktop Update feature.

Reinstall the Software
1. Note the applications that display an msvcr80.dll error message. Click “Start” and open “Control Panel.”
2. Open the “Uninstall a Program” or “Add/Remove Programs” feature. Locate the application and remove it.

3. Visit the application manufacturer's website and reinstall the software. Reinstall the application from the software disc, if you have it.
Replace and Register the File
4. Open your Internet browser and navigate to the msvcr80.dll link to download the file (see Resources).
5. Download the msvcr80.dll file to your desktop. Open the “My Computer” or “Computer” folder, depending on your system.
6. Navigate to the following folder paths, depending on your system:C >> Windows >> System32 (XP, Vista and Windows 7)C >> Windows >> SysWOW64 (64-bit Systems)C >> WINNT >> System32 (Windows 2000 or NT)
7. Drag the msvcr80.dll file to the System32 folder. Choose “Yes” to replace the file when the prompt appears.
8. Click “Start” and open “All Programs “or “Programs.” Click “Accessories” and open “System Tools.” Open “Command Prompt.' Type “regsvr32 msvcr80.dll” in the prompt. Press “Enter” to register the file.

1. Disable notifications about scripting errors. Internet Explorer contains options that can be selected and deselected to display script errors that occur on certain web pages.
2. Open Internet Explorer and then click on the 'Tools' drop down. Select 'Internet Options' and then go to the 'Advanced' tab. A list of options for the browser will be displayed, such as Browsing and Security settings.

3. Look under the Browsing section and place a check in the box for 'Disable script debugging (Internet Explorer)' and Disable script debugging (Other).' Make sure that the box for 'Display a notification about every script error' is unchecked.
4. Attempt to test a web page from another computer. If the script errors still occur, then there may be a problem with the code used on the web page. If the error does not appear, then there may be files or settings that need to be updated or changed.
5. Make sure that Internet Explorer is not blocking Active Scripting, ActiveX or Java. Web pages that use these items may not display or function correctly if they are being blocked.
6. Open Internet Explorer and click on the 'Tools' drop down. Select 'Internet Options' and then go to the 'Security' tab. Change the security level to Medium-High or click the Default level button.
7. Open a web page that was having the scripting error. If the error is still occurring, make sure the latest software updates from Microsoft have been installed.
8. Go to Microsoft's website and select 'Downloads and Tools.' Click on 'Microsoft Update' and then click the 'Express' button on the next page. Download and install any updates that are listed.

1. Power off the computer by clicking 'Start' and 'Shut Down.' Allow the computer to stay off for 10 seconds. Reboot the computer. Wait for the BIOS to prompt you to enter the setup. Press the necessary key required to enter setup, typically 'F1,' 'F12' or 'Delete.'
2. Enter BIOS and search for 'PS-2 Mouse Port' or an equivalent title. Switch this setting to 'Disable.' Press the appropriate key to save the changes. Restart the computer, and allow it to boot back into Windows.

3. Log in to the Windows system. Click 'Start' and 'Programs,' and search for 'Windows Update.' Check to see if any critical updates are available. Install those that are available, and restart when prompted. Reboot the computer, and ensure that the BIOS no longer prompts for continuation due to an 8603 error.

1. Download the latest service patches, security patches and hotfixes for your version of Windows via the Windows Update service. Click on 'Start,' 'All Programs,' 'Accessories' and 'Windows Update' in Windows XP or 'Start' and 'Windows Update' in Windows Vista and Windows 7. Select all important/critical downloads, and wait for Windows to download and to install the updates. You may have to restart the computer several times, depending on the number of updates available.
2. Download and install a newer version of the non-Microsoft software if available. Access the integrated 'Check for updates' feature, or visit the software vendor's website to install the latest version.

3. Install or turn on your firewall if it is not currently enabled. Block the ports that your potential buffer overrun exploiters will request when transmitting malicious data. Switch on the Windows Firewall by clicking 'Start,' the 'Control Panel.' Click on 'Classic View' in the left column if applicable, then double-click 'Windows Firewall.' Click on 'Turn Windows Firewall on or off' in the left column in Windows Vista and Windows 7, or click 'On' in the 'General' tab in Windows XP. Select 'On' or 'Turn on Windows Firewall' in Windows Vista and Windows 7, then click 'OK.'