Fix : Windows Media Player freezes / hangs in full screen mode in Windows Vista

This Post will help you fix an issue with your Windows Vista based Computer, where while playing a video with Windows Media Player in full screen mode might result in computer being unresponsive. In this scenario pressing CTRL+ALT+DEL might or might not bring up the Task Manager. This problem might occur due a number of reasons, some of the most probable reasons are listed below:

  • Device Drivers not installed / or not installed properly.
  • Corruption within system files
  • Some other installed program is causing this problem
  • Problem with Installed RAM module


To Fix this issue follow the methods mention below:

Method 1 : Microsoft Fixit



Method 2 : Installing Device drivers

  • Out-dated or missing Device drivers for your display adapter might also cause this problem
  • Simply Run Windows Update
  • Click on check for updates
  • Click on optional updates & select the drivers for your graphic / display adapter
  • Alternatively,
  • You can visit your computer /motherboard / Graphic card manufacturer’s website to download and install the latest drivers


Method 3 : Problem with Installed Ram Module

  • To check your RAM for errors
  • Go to the start menu
  • Type Memory diagnostics tool
  • Open the program that appears in start menu search result
  • Click on Restart now and check for problems

memory diagnostic tool

(memory diagnostic tool as in Windows 7)


Method 4 : Disable a Appearance setting

  • Go to Start
  • Click on Control Panel
  • Click on Appearance and Personalization
  • Click on Personalization
  • Click Window Color and Appearance
  • Click on Open classic appearance properties for more color options
  • Click on Effects
  • uncheck the checkbox that says Show shadows under menus
  • Click OK


If the above steps did not help and you need further help, feel free to use the comments section.