I'll teach you how to learn. Registry System Appearance modification Instance (iv) _ Registry

To set whether the screen saver uses a password:

Open the HKEY_CURRENT_USER\Control Panel subkey, create a new DWORD value in the right window, name "Screensaversecur", and set its value to 1, so that When the screen saver ends up returning to the original interface, it prompts for a password, which is good for preventing people from using your computer and protecting the computer's security when they walk away.

To remove an extra color scheme:

Open the HKEY_CURRENT_USER\Control Panel\appearance\schemes Branch, at which point the color scheme already exists in Windows XP appears to the right of the pane, and if you don't think you need it, some of it won't work. You can delete a scenario that you don't think you need, just keep the scenario you want to use.

Set the background used by the Active Desktop:

Open the HKEY_CURRENT_USER\Control Panel subkey, create a new string value in the right window, name "Convertedwallpaper", set its key value to the background file (must be a full path), such as D:\pictures\ Landscape\best\moon.jpg.

To modify the display refresh rate:

Open the Hkey_current_config\display\settings subkey, and modify its key value entry data "RefreshRate" with a key value of 85 in the right window so that the monitor refreshes at 85Hz.

To prevent information about icons on the desktop:

Open the HKEY_CURRENT_USER\Software\Microsoft \windows\currentversion\explorer \advanced subkey Branch, The ShowInfoTip key value entry's item value is changed to 0 in the right window, and the Refresh desktop immediately takes effect. This way, when you move a cooked table to a "My Computer", the "show drives and hardware connected to this computer" message will no longer appear.

Block the "near computer" icon in My Network Places:

This is done primarily for security reasons, opening the HKEY_CURRENT_USER \Software\Microsoft \windows\currentversion \policies\explorer Sub-key branch, Create a new DWORD value in the right window, named "Nonetconnectdisconnect", and set its value to 1.
To hide a server in My Network Places:

Open the Hkey_local_machine\system\current controlset\services\lanmanserver \parameters subkey and create a new DWORD value in the right window, named " Hidden ", if you already exist, you don't have to build it yourself, set the value to 1.

Hide the entire Network icon in My Network Places:

Open the HKEY_CURRENT_USER\Software\Microsoft \windows\currentversion\policies \explorer subkey and create a new DWORD in the right window, named " Noentirenetwork, set its value to 1.

Clean up information that remains after your network Places visit:

Users in the Windows XP LAN access "My Network Places", leaving some information in their registry, including the host name, application name, and so on, which are basically useless, can be cleaned up, open the Hkey_current_user\network\recent subkey branch, Delete the key value item data under the primary key recent.

Display file name extension:

In Windows XP, the default format for a file is to display only the file name, not the extension, so that the user does not know what type of file it is, sometimes inconvenient, by modifying the registry to make the file's extension also appear, look at a glance. Open the Hkey_current_user\ SOFTWARE\Microsoft\Windows \currentversion\explorer\advanced subkey, and then in the right window, the key value entry "HIDEFILEEXT" is changed to 0 to display the file's extension.

To implement automatic refresh of the Explorer:

When the content in the explorer changes, press F5 to refresh the contents of the Explorer pane. If you do not refresh, the contents of the unchanged, you can modify the registry to make its refresh function automatically. Open the Hkey_local_machine\system\current controlset\control\update subkey, and in the right window, change the value of "UpdateMode" to 00, and the restart takes effect.

To preview a BMP file in the Explorer in icon format:

Is it easier to preview the picture? Open the Hkey_classes_root\paint.picture\defaulticon subkey and change the "default" key value in the right window to "%1".