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Optical drive problem

If you are having problem playing a cd or dvd on your disc drive,try to delete upper and lower filters on the registry and then restart pc,you can go to microsoft website and there is a quick link where you can actually do it

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computer will not burn or play disc

Click start control panel administration tools computer management device manager scroll down cd-dvd rom drives you might see a yellow question /exclamation mark ? ! or a red X right click to update driver

you might have to physically unplug the leads for this cd/dvd restart your computer then plug them back this should activate the found new hardware wizard

if this does not fix the problem it might be a registry problem if you cant see your disk drive in windows explorer
Close all open programs

Click on Start, Run, and type regedit and press Enter
Click on the plus signs (+) next to the following folders







This folder is the DVD/CD-ROM Drive Class Description in the registry. Look for any of the following names in the right hand column.

Upper Filters

Lower Filters

Upper Filters.bak

Lower Filters.bak

If any of the above keys shown in step 4 are listed, right-click on them and choose Delete

After deleting the keys, close the registry editor
Reboot your computer

Open My Computer and check to see if your CD or DVD drives have returned. You may also want to open Device Manager and verify that the yellow exclamation and error code on the CD or DVD drive is gone.

hope this helps you


you might have to uninstall then restart your computer then reinstall your DVD/CD then reinstall the driver for this device

hope this helps

Feb 21, 2012 | BUSlink (DBW1647-FE) DVD RW Dual Layer...

1 Answer

I cannot detect my DVD-Super Multi DL hardware

When did the problem start? if the DVD drive is not detected on the Computer but you have power on it. it might be a software related issue
You can try to remove the Upper and Lower Filters this normally fix Missing CD-Rom/DVD ROM issue:
*NOTE: MESSING UP THE REGISTRY MIGHT MESS UP YOUR SYSTEM. DO THIS AT YOUR OWN RISK - or you can see some links Below for other T/S Steps.
Clear the upper and lower registry filters

  1. Click the following Microsoft Fix it Solution to clean the registry filters automatically: c01733077.jpg If you cannot use the Microsoft Fix it Solution, continue using these steps to clear the upper and lower registry filters manually.
  2. Unplug all non-essential external plug and play devices, especially cameras.
  3. Click Start c00817930.gif , and type "regedit " into the Start Search field. The registry editor window appears.
  4. Select Computer in the main window.
  5. Click File , Export , type a filename that is easy for you to remember, and click Save . A copy of the registry has saved for back-up purposes to the Documents folder. If problems occur after using these steps, browse to the file and double-click it to restore the registry.
  6. Click the plus sign (+ ) next to the following items in the list:
    • SYSTEM
    • CurrentControlSet
    • Control
    • Class
  7. Select 4D36E965-E325-11CE-BFC1-08002BE10318 . Make sure you have selected this exact key name.
  8. Select the LowerFilters value and press the Delete key. Confirm the deletion by clicking Yes . Figure 10: Registry Editor: LowerFilters key
  9. If an UpperFilters value is also listed, select UpperFilters in the right window and press the Delete key. Confirm the deletion by clicking Yes .
  10. Delete all other UpperFilter and LowerFilter values within the 4D36E965-E325-11CE-BFC1-08002BE10318 key if they exist.
  11. Close the registry editor and restart the computer. The disc drive should now be recognized by Windows. You may need to uninstall your disc recording software, restart the computer, reinstall the CD/DVD writing software, and then restart the computer again if the software no longer recognizes the drive (see next step).

May 11, 2011 | Acer Aspire AS55365142 AMD Athlon X2...

1 Answer


edit the registry and delete the upper and lower filter.

In Registry Editor, expand the following registry path:


Under Class, click {4D36E965-E325-11CE-BFC1-08002BE10318}.

Right click the upper filter and delete it. Look for lower filter and delete it also. (if only one is available then its fine).

close registry editor and restart the computer.

try your dvd drive again.

***Note*** make sure to follow the instructions properly. do not delete any file, just the lower and upper filter or else system will not load to windows anymore.

Oct 07, 2008 | Averatec 3150H Notebook

1 Answer

Issue with DVD drive

open registry by clicking start>run> type regedit>press enter.
on registry look for
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E965-E325-11CE-BFC1-08002BE10318}. delete upper and lower filters. restart computer if ok. If not, try to boot from optical drive using bootable CD(like win xp OS CD). if you cannot boot, replace optical drive.

Feb 16, 2008 | Dell Inspiron 700M Notebook

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