What are Dialog.inf Error Messages?

Dialog.inf Blue Screen of Death (BSOD) Errors

There are a number of reasons why you could be encountering issues with Dialog.inf. Most of the issues concerning inf files involve Blue Screen of Death (BSOD) errors. These types of Dialog.inf errors can be cause by hardware problems, outdated firmware, corrupt drivers, or other software-related (eg. Sony PC Companion update) issues. Some of these errors include:

• Dialog.inf could not be found.
• Dialog.inf failed to load.
• The file Dialog.inf is missing or corrupt.
• Windows failed to start - Dialog.inf.

How to Fix Dialog.inf 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 Dialog.inf 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 Dialog.inf error, please proceed to the Step 2 below.

You can uninstall Sony PC Companion 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 Sony PC Companion 2.10.259 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Sony PC Companion software.

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

Sony PC Companion 2.10.259

Sony Mobile Communications

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many Dialog.inf 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 Dialog.inf 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 Dialog.inf 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 Dialog.inf file version. We maintain a comprehensive database of 100% malware-free Dialog.inf files for every applicable version of Sony PC Companion. 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 Dialog.inf Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Sony PC Companion folder location:
   
   Windows 10: C:\Program Files (x86)\Sony\Sony PC Companion\Skin\Pro\
   Windows 10: C:\Program Files (x86)\Sony\Sony PC Companion\Skin\Default\
   Windows 10: C:\Program Files (x86)\Sony Ericsson\Sony Ericsson PC Suite\Skin\
   Windows 10: C:\Program Files (x86)\Sony Ericsson\Sony Ericsson PC Suite\LUKernel\
   Windows 10: C:\Users\Tester\AppData\Local\Temp\{3A4FB4D7-B904-4A5E-9462-CB5E95AC3F48}\{2FFE93F0-BB72-4E52-8761-354D1AAA9387}\
   
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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