I tried changing the File type but it wont let me change it.

Hi, This problem occurs when you open the Edit File Type dialog box for the Drive or File Folder registered file types.To resolve this problem, edit the registry to set the value data for the Default string value in the registry keys. Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:How to back up and restore the registry in Windowshttp://support.microsoft.com/kb/322756/ a. Start Registry Editor (Regedt32.exe). b. Locate and then click the Default value under the following keys in the registry if this problem occurs with folders:HKEY_CLASSES_ROOT\Directory\shellIf this problem occurs with drives: HKEY_CLASSES_ROOT\Drive\shellc. Click Modify on the Edit menu. d. Type none in the Value data box, and then click OK. e. Quit Registry Editor. Refer:Search Companion Starts If You Double-Click a Folderhttp://support.microsoft.com/?kbid=321186 Hope this helps.Thanks and Regards:Shekhar S - Microsoft Support. Visit our Microsoft Answers Feedback Forum and let us know what you think. If this post helps to resolve your issue, please click the "Mark as Answer" or "Helpful" button at the top of this message. By marking a post as Answered, or Helpful you help others find the answer faster.