What are mr.ini Error Messages?

General mr.ini Runtime Errors

mr.ini file errors often occur during the startup phase of Adblock Plus for Internet Explorer, but can also occur while the program is running. These types INI errors are also known as “runtime errors” because they occur while Adblock Plus for Internet Explorer is running. Here are some of the most common mr.ini runtime errors:

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

Most INI errors are due to missing or corrupt files. Your mr.ini file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Adblock Plus for Internet Explorer), or deleted by a malware infection. Furthermore, mr.ini file corruption could be caused from a power outage when loading Adblock Plus for Internet Explorer, system crash while loading or saving mr.ini, 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 mr.ini 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 mr.ini 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 mr.ini error, please proceed to the Step 2 below.

You can uninstall Adblock Plus for Internet Explorer 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 Adblock Plus for Internet Explorer 1.6 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Adblock Plus for Internet Explorer software.

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

Adblock Plus for Internet Explorer 1.6

Adblock Plus

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many mr.ini 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 mr.ini 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 mr.ini 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 mr.ini file version. We maintain a comprehensive database of 100% malware-free mr.ini files for every applicable version of Adblock Plus for Internet Explorer. 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 mr.ini Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Adblock Plus for Internet Explorer folder location:
   
   Windows 10: C:\Program Files (x86)\IObit\IObit Malware Fighter\Surfing Protection\Adblock\locales\
   Windows 10: C:\Program Files\Adblock Plus for IE\locales\
   Windows 10: C:\Program Files (x86)\IObit\Advanced SystemCare\Surfing Protection\Adblock\locales\
   Windows 10: C:\Program Files (x86)\IObit\Advanced SystemCare\Surfing Protection\Adblock\locales\
   Windows 10: C:\Program Files (x86)\IObit\Advanced SystemCare Ultimate\Surfing Protection\Adblock\locales\
   
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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