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Monday, October 26, 2009

Your CD drive or DVD drive is missing or is not recognized by Windows or other programs

Windows XP

1. Click Start, and then click Run.
2. In the Open box, type regedit, and then click OK.
3. In the navigation pane, locate and then click the following registry subkey:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E965-E325-11CE-BFC1-08002BE10318}
4. In the right pane, click UpperFilters.

Note You may also see an UpperFilters.bak registry entry. You do not have to remove that entry. Click UpperFilters only. If you do not see the UpperFilters registry entry, you still might have to remove the LowerFilters registry entry. To do this, go to step 7.

5. On the Edit menu, click Delete.
6. When you are prompted to confirm the deletion, click Yes.
7. In the right pane, click LowerFilters.
8. On the Edit menu, click Delete.
9. When you are prompted to confirm the deletion, click Yes.
10. Exit Registry Editor.
11. Restart the computer.

Remove and reinstall drivers in Microsoft Windows XP


1. Click Start, and then click Control Panel.
2. Click System and Maintenance, and then click System,
3. On the Hardware tab, click Device Manager. If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
4. In Device Manager, expland DVD/CD-ROM drives, right-click the CD and DVD devices, and then click Uninstall.
5. When you are prompted to confirm that you want to remove the device, click OK.
6. Restart the computer.

After the computer restarts, the drivers will be automatically installed.
See if reinstalling the drivers fixed the problem.
Now try to play or access a CD or DVD.

If you can play or access a CD or DVD, you are finished with this article.
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How to disable Windows WGA notification on XP?

1. Lauch Windows Task Manager.
2. End wgatray.exe process in Task Manager.
3. Restart Windows XP in Safe Mode.
4. Delete WgaTray.exe from c:\Windows\System32.
5. Delete WgaTray.exe from c:\Windows\System32\dllcache.
6. Lauch RegEdit.
7. Browse to the following location:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Winlogon\Notify
8. Delete the folder ‘WgaLogon’ and all its contents
9. Reboot Windows XP.
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