[Registry] Unusual tricks for File Association

1. What should I use this file?ProgramOpen?
If you don't know what program to open the file type with the doc suffix, can you access the http://shell.windows.com/fileassoc/0409/xml/redir.asp? EXT = Doc. Of course, in actual use, replace the extension after "=" with the extension you want to query.

2. How to customize the associated automatic run (Windows XP)

In Windows XP, some file types are closely related to programs, including images, videos, and audio files. Take image files as an example. Whenever you select these files, Windows XP will use its own image and fax viewer no matter what programs (such as ACDSee) You normally use. What is this?

Open Registry Editor and you will find the following items:
Hkey_classes_root \ systemfileassociations \ audio \ shellex \ contextmenuhandlers \ wmpaddtoplaylist
Hkey_classes_root \ systemfileassociations \ image \ shellex \ contextmenuhandlers \ shellimagepreview
Hkey_classes_root \ systemfileassociations \ video \ shellex \ contextmenuhandlers \ wmpaddtoplaylist

It is such a project that affects your habits. The current solution is to delete them all!

3.double-click Executable File (.exe) and prompt NO associated program

Windows 2000/XP: external (excluding quotation marks), click "advanced", select "application" in "associated file type", and click "OK ".

Windows 98: click "start from" run ", enter winfile.exe, press enter, and a program named" File Manager "will appear. Select the" join "command under the" file "menu. A" join "dialog box will appear, input the file extension in the extension, and then select the associated program, you can easily implement File Association.

4. Restore the default file association for Windows

Click "Start> Run" and enter:

Rundll setupx. dll, installhinfsection defaultinstall 132 c: \ windows \ INF \ shell. inf
Regsvr32.exe/I shdocvw. dll
Regsvr32/I shell32.dll
Regsvr32.exe/I shdoc401.dll