What are 21-Lower Brightness.xml Error Messages?

General 21-Lower Brightness.xml Runtime Errors

21-Lower Brightness.xml file errors often occur during the startup phase of YouTube Movie Maker, but can also occur while the program is running. These types XML errors are also known as “runtime errors” because they occur while YouTube Movie Maker is running. Here are some of the most common 21-Lower Brightness.xml runtime errors:

• 21-Lower Brightness.xml could not be found.
• 21-Lower Brightness.xml error.
• 21-Lower Brightness.xml failed to load.
• Error loading 21-Lower Brightness.xml.
• Failed to register 21-Lower Brightness.xml / Cannot register 21-Lower Brightness.xml.
• Runtime Error - 21-Lower Brightness.xml.
• The file 21-Lower Brightness.xml is missing or corrupt.

Most XML errors are due to missing or corrupt files. Your 21-Lower Brightness.xml file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with YouTube Movie Maker), or deleted by a malware infection. Furthermore, 21-Lower Brightness.xml file corruption could be caused from a power outage when loading YouTube Movie Maker, system crash while loading or saving 21-Lower Brightness.xml, bad sectors on your storage media (usually your primary hard drive), or malware infection. Thus, it’s critical to make sure your anti-virus is kept up-to-date and scanning regularly.

How to Fix 21-Lower Brightness.xml Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your 21-Lower Brightness.xml issue. These troubleshooting steps are listed in the recommended order of execution.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. When you see the search box, type "System Restore" and press "ENTER".
3. In the search results, find and click System Restore.
4. Please enter the administrator password (if applicable / prompted).
5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
6. Restore your computer to that backup image.

If the Step 1 fails to resolve the 21-Lower Brightness.xml error, please proceed to the Step 2 below.

You can uninstall YouTube Movie Maker software by following these instructions (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. In the search box, type "Uninstall" and press "ENTER".
3. In the search results, find and click "Add or Remove Programs"
4. Find the entry for YouTube Movie Maker 18.21 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall YouTube Movie Maker software.

If this Step 2 fails as well, please proceed to the Step 3 below.

YouTube Movie Maker 18.21

RZfun

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many 21-Lower Brightness.xml error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

1. Hit the Windows Start button
2. In the search box, type "Update" and press "ENTER".
3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
4. If updates are available for download, click "Install Updates".
5. After the update is completed, restart your PC.

If Windows Update failed to resolve the 21-Lower Brightness.xml error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

If Those Steps Fail: Download and Replace Your 21-Lower Brightness.xml File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate 21-Lower Brightness.xml file version. We maintain a comprehensive database of 100% malware-free 21-Lower Brightness.xml files for every applicable version of YouTube Movie Maker. Please follow the steps below to download and properly replace you file:

1. Locate your Windows operating system version in the list of below "Download 21-Lower Brightness.xml Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate YouTube Movie Maker folder location:
   
   Windows 10: C:\Program Files\Youtube Movie Maker\skin\coloradjust\
   
4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.

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