1 - Disable/Remove the Minimize, Maximize and Close Tooltips
Start/Run/Regedit
HKEY_CURRENT_USER \ Control Panel \ Desktop. Value Name: MinMaxClose Data Type: REG_SZ (String Value) Value Data: (0 = disabled, 1 = enabled) Create a new String value, or modify the existing value, called 'MinMaxClose' and edit the value according to the settings below. Exit your registry, you may need to restart or log out of Windows for the change to take effect.

2 - Disable Media Player Update Message
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ MediaPlayer \ PlayerUpgrade. Value Name: AskMeAgain, Data Type: REG_SZ (String Value), Value Data: "yes" or "no". Create a new String value, or modify the existing value, called 'AskMeAgain' and edit the value according to the settings below. Exit your registry, you may need to restart or log out of Windows for the change to take effect.

3 - Disable Error Reporting
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ PCHealth \ ErrorReporting. Value: DoReport, 1 = Send Reports, 0 = Don't Send.

4 - Disable Low Disk Space Message
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer. Create or modify: NoLowDiskSpaceChecks REG_DWORD and set the value to 1. Logoff/Reboot.

5 - Disable Search Assistant
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ CabinetState. In the right pane, look for or create a string value called: Use Search Asst set the value to: no

6 - Disable Auto-Run of Windows Messenger
Start/Run/Regedit
HKEY_CURRENT_USER \ SOFTWARE \  MICROSOFT \ WINDOWS \ CURRENTVERSION \ RUN. Delete the Value named MSMSGS.

7 - Change the Text in Internet Explorers Title Bar
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Internet Explorer \ Main. In the right pane, change the value of the string, "WindowTitle".

8 - How to Change Name and Company Information After You Install Win XP
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ CurrentVersion In the right pane, double-click RegisteredOrganization. Under "Value data", type the name that you want, and then click OK. To change the name of the registered owner, do the following: In the right pane, double-click RegisteredOwner. Under "Value data", type the name that you want, and then click OK/Exit.

9 - Run Explorer Full Screen
Start/Run/Regedit
HKEY_CURRENT_USER \ Console. In the right pane find FullScreen and modify the value to 1. Then go to: HKEY_CURRENT_USER \ Software \ Microsoft \ InternetExplorer \ Main. In the right pane find FullScreen and modify the value to yes. Exit/Reboot.

10 - Change the Message Shown on the Logon Box
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \  CurrentVersion \ Winlogon. Value Name: LogonPrompt, Data Type: REG_SZ (String Value). Create a new string value named 'LogonPrompt' and enter the text you want to display. The default message is: 'Enter a user name and password that is valid for this system.' This feature can be used in conjunction with the Legal Notice Dialog Box Before Logon tweak.

11 - Change the Title of Windows Media Player
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Policies \ Microsoft \  WindowsMediaPlayer. Value Name: TitleBar, Data Type: REG_SZ (String Value). Create a new string value called "TitleBar" and set it to the text you would like display in the title. Restart Media Player for the change the take effect.

12 - Remove "All Programs" Button from the Start Menu
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \  Policies \ Explorer HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows \ CurrentVersion \  Policies \ Explorer
Value Name: NoStartMenuMorePrograms Data Type: REG_DWORD (DWORD Value) Value Data: (0 = default, 1 = disable button) Create a new DWORD value, or modify the existing value, called 'NoStartMenuMorePrograms' and edit the value according to the settings below. Exit your registry, you may need to restart or log out of Windows for the change to take effect.

13 - Speed Up Browsing (Windows Explorer and IE)
Start/Run/Regedit HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ RemoteComputer \ NameSpace In the left pane find: {D6277990-4C6A-11CF-8D87-00AA0060F5BF} Value and delete it.

14 - Auto Disconnect for Internet Explorer
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ LanmanServer \ Parameters In the right pane, find Autodisconnect and change the time accordingly.

15 - Change the Text in Internet Explorers Title Bar
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ Internet Explorer \ Main. In the right pane, change the value of the string, "WindowTitle".

16 - Remove MSN Messenger from Outlook Express
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Outlook Express. Value Name: Hide Messenger, Data Type: REG_DWORD (DWORD Value), Value Data: (2 = remove messenger). Create a new DWORD value, or modify the existing value, called 'Hide Messenger' and set the value to 2.

17 - Speed Up Menu Display
Start/Run/Regedit
HKEY_CURRENT_USER \ Control Panel \ Desktop In the right pane select, "MenuShowDelay". Right click, modify and set the value to 100. Reboot.

18 - Enable DVD Player in Media Player
Start/Run/Regedit
HKEY_CURRENT_USER \ Software \ Microsoft \ MediaPlayer \ Player \ Settings. Value Name: EnableDVDUI, Data Type: REG_SZ (String Value), Value Data: yes or no. Create a new string value called "EnableDVDUI" and set it to "yes" to enable DVD functionality.

19 - Automatic Window Refresh
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Control \ Update. Value Name: UpdateMode, Data Type: REG_DWORD (DWORD Value), Value Data: default = 1. Create a new DWORD value, or modify the existing value, named "UpdateMode" and set it to equal "0" for faster updates. Restart Windows for the change to take effect.

20 - Disable Show Last User Name
Start/Run/Regedit
HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \  Policies \ System Value Name: dontdisplaylastusername Data Type: REG_DWORD (DWORD Value) Value Data: (1 = remove username) Create a new DWORD value, or modify the existing value, called 'dontdisplaylastusername' and edit the value according to the settings above. Exit your registry, you may need to restart or log out of Windows for the change to take effect