5 Quick Tricks to Fix Your Micro DVD Autorun If you just burned a Micro DVD or found an old movie disc in your closet, inserting it into your computer should automatically launch the video player. When that does not happen, a broken autorun feature is usually to blame. Micro DVDs rely on a tiny file named autorun.inf located in the root directory to tell Windows what to do.
If your disc sits in the drive doing absolutely nothing, use these five quick troubleshooting tricks to get it working again. 1. Check Your Windows AutoPlay Settings
Windows has a master switch that can block all discs from launching automatically. If this setting is turned off, your Micro DVD will never autorun, no matter how perfectly the disc is configured. Open the Start Menu and type AutoPlay. Click on AutoPlay Settings.
Toggle the switch at the top to On for “Use AutoPlay for all media and devices.”
Scroll down to DVD and change the drop-down menu to Play DVD movie or your preferred media player. 2. Inspect and Edit the Autorun.inf File
Micro DVDs use a specific syntax in the autorun.inf file to locate the video files and the player executable. If there is a typo in this file, the disc will fail to read.
Right-click your DVD drive and select Open or Explore to view the files.
Look for a file named autorun.inf. Right-click it and open it with Notepad. Ensure the basic code looks like this: [autorun] open=player.exe movie.sub icon=player.exe,0 Use code with caution.
Check that player.exe matches the exact name of the Micro DVD player executable on the disc, and that your subtitle or video file path is spelled correctly. Note: You can only edit this if you are creating the disc; if the disc is already burned, you will need to copy the files to your PC to fix them. 3. Clear the Windows MountPoints2 Registry Cache
Sometimes Windows remembers a broken configuration for a specific DVD drive and refuses to run any new autorun commands. Clearing this cache forces Windows to look at the disc with fresh eyes. Press Windows Key + R, type regedit, and hit Enter.
Navigate to the following path:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2
Look for the registry key that corresponds to your DVD drive letter (e.g., _D). Right-click the drive letter key and select Delete. Restart your computer and reinsert the Micro DVD. 4. Enable the Shell Hardware Detection Service
Windows uses a background service called Shell Hardware Detection to monitor your disc drive and trigger the autorun sequence. If this service gets disabled by an optimization program or a system glitch, autorun stops functioning completely. Press Windows Key + R, type services.msc, and press Enter. Scroll down the list to find Shell Hardware Detection. Right-click it and select Properties. Change the Startup type to Automatic.
If the service status says “Stopped,” click the Start button. Click Apply and OK. 5. Bypass the Disc and Run the Player Manually
If the disc is physically scratched or permanently burned with a corrupted autorun file, you do not need to throw it away. You can easily bypass the automation entirely. Open File Explorer and click on your DVD drive.
Look for the video player folder (often containing an older player like MicroDVD Player or MPC-HC).
Double-click the .exe application file to launch the player directly.
Use the player’s internal menu (File > Open) to manually load the video track and the .sub or .txt subtitle files from the disc. To help me tailor any further advice, tell me: What operating system are you currently using? Are you creating this disc or trying to read an old one?
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