The drive icon doesn't show in Explorer but the drive works fine in other computers. Simply follow the simple steps given in following methods to fix the problem:. Type regedit in RUN dialog box and press Enter. It'll open Registry Editor. Look for " UpperFilters " and " LowerFilters " strings in right-side pane. If you find them, delete them. Restart the system and now you should have access to your optical drives. If the above method doesn't work for you or if you can't see " UpperFilters " and " LowerFilters " keys in Registry, then following steps will help you:.
Open Registry Editor and go to following key:. Create a new key Controller0 under atapi key. Close Registry Editor and restart your system. That's it. Make sure you open Command Prompt as Administrator as mentioned here.
If you don't want to modify Registry yourself, download following ZIP file, extract it and you'll get a ready-made Registry script which will modify Windows Registry automatically:. If the above mentioned methods don't work for you, try following solution given by our reader "Vishal":.
Open Device Manager using devmgmt. Windows successfully loaded the device driver for this hardware but cannot find the hardware device. The resolutions that are listed in this article may help solve some instances but not all instances of this problem. You may also need to contact your hardware manufacturer for assistance with your hardware. In the Search box in Control Panel , type troubleshooter, and then click Troubleshooting. Under the Hardware and Sound item, click Configure a device.
If you are prompted to enter an administrator password or provide confirmation, type the password or provide confirmation. Verify the drive is activated in the BIOS. BIOS systems vary by device. Also, verify with the manufacturer of the computer if the drive came with it, or the manufacturer of the drive if it was purchased separately that the chipset drivers for the device are current.
To update the driver, search for the driver on the device manufacturer's website, and then follow the installation instructions on the website. To reinstall the driver, follow these steps:. Type devmgmt. If you are prompted for an administrator password or for a confirmation, type the password, or select Allow.
When you are prompted to confirm that you want to remove the device, select OK. After the computer restarts, the drivers will be automatically installed. If your problem is not solved, try the next method. From Start , search for Device Manager. Open Device Manager from the search results, and select the View menu. Choose Show Hidden Devices. If there are additional entries, right-click them and then choose Uninstall. This problem may be caused by two Windows registry entries that have become corrupted.
To use Registry Editor to delete the corrupted Registry entries, follow these steps:. Type regedit in the Run dialog box, then press Enter. In the right pane, select UpperFilters. Note You may also see an UpperFilters. 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. In the right pane, select LowerFilters.
Note If you do not see the LowerFilters registry entry, go to the next method. Note : To use this method, you must be logged on to Windows as an administrator. To verify that you are signed in as an administrator, bring up the Control Panel, select User Accounts , and then choose Manage User Accounts.
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur. If so, try uninstalling and reinstalling the affected app. Check with the creator of the app to see if there is an updated version.
Type regedit in the Run box, then press Enter. Right-click atapi , point to New , then select Key. Right-click EnumDevice1 , select Modify Type 1 in the Value data box, and then select OK.
To use this method, you must be logged on to Windows as an administrator. This method should be used on Windows 7, Windows 8 or 8.
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