File related tricks cool technology

1. What program should I use to open this file?
If you don't know what program to open the file type of doc suffix, you can visit http://shell.windows.com/fileassoc/0409/xml/redir.asp?Ext=doc, of course, when using it, please Replace the extension after the "=" sign with the extension you want to query.
2. How to customize the associated automatic operation (Windows XP)
In Windows XP, there are some file types and programs are very closely related, these files include pictures, video or audio files. As far as image files are concerned, whenever you select these files, Windows XP does not matter what program you normally use (such as ACDSee), it will always open with your own picture and fax viewer. What is this at work?
Open the "Registry Editor", you will find some of 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 the executable file (.exe) to prompt that there is no associated program
Windows 2000/XP: Double-click "My Computer" to open the "Explorer", click "Tools → Folder Options", Click the "File Type" tab, then click the "New" button, enter ".exe" (without the quotation marks) at the file extension, and then click the "Advanced" button, select "Application" in the "Associated File Type" ", then click "OK."
Windows 98: Click “Start → Run”, enter winfile.exe, press Enter to display a “File Manager” program, select “Associate” command under “File” menu, “Association” will appear. The dialog box, enter the extension of the file in the extension, and then select the associated program, you can very easily achieve the file association.
4. Restore Windows default file association
Click "Start → Run", 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