Here's how to turn off hardware acceleration globally for all programs.
1. Choose Start Control Panel.
2. Double click Personalization and select Display Settings.
3. Click Advanced Settings
![GlobalAccelVista001.gif](http://howto.corel.com/index.php?action=ajax&title=-&rs=SecureFileStore::getFile&f=/d/d1/GlobalAccelVista001.gif)
4. Click Change Settings on the Troubleshoot tab.
![GlobalAccelVista002.gif](http://howto.corel.com/index.php?action=ajax&title=-&rs=SecureFileStore::getFile&f=/8/87/GlobalAccelVista002.gif)
5. Move the Hardware Acceleration slider to None.
6. Click Apply and then click OK to accept the new setting and close the dialog box.
![GlobalAccelVista003.gif](http://howto.corel.com/index.php?action=ajax&title=-&rs=SecureFileStore::getFile&f=/d/d5/GlobalAccelVista003.gif)
7. Click OK to close the Display Properties dialog box.
8. Restart Windows
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