Turning off System Beeps

If you want to turn off all system beeps (like the ones that go through your computers' internal speaker):

1. Start Regedit
2. Go to HKEY_CURRENT_USER\Control Panel\Sound
3. Edit the key Beep and give it a value of No

Locking File Associations

If you have your file associations the way you want for a particular file type, you can remove it from the list that gets displayed in the Folder Options / File Types screen

1. Start Regedit
2. Go to HKEY_CLASSES_ROOT
3. Scroll to the file association you want to lock.
4. In the right panel, create a new Binary value
5. Call it EditFlags
6. Give it a value of 01 00 00 00
7. Now when you go to the Folder Options / File Types screen, you won't see that file type listed.

Preventing Changes to File Associations

You can prevent users from changing associations via Windows Explorer's Tools / Folder Options / File Types tab.

1. Start Regedit
2. Go to HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explore
3. Create REG_DWORD data type NoFileAssociate
4. Give it a value of 1

Allowing Network Access with Blank Passwords (XP and Vista)

Although you can log in locally without a password, by default, WindowsXP Pro does not allow network users to access the computer without a password. Typically you will receive an Unknown error 31 if this is the case.

To change this setting:

1. Run gpedit.msc
2. Go to Computer Configuration / Windows Settings / Security Settings
   
   / Local Policies / Security Options
3. Double click on Accounts: Limit local account use of blank passwords to console login only
4. Disable this option

Disabling the F3 Search Key

If you want to disable the ability to use the F3 key from either the Windows Explorer or Internet Explorer

1. Start Regedit
2. Go to HKEY_CURRENT_USER\Software\Policies\Microsoft\Internet Explorer\Restrictions
3. Create a Dword value called NoFindFiles
4. Give it a value of 1
5. Reboot

Add/modify a registry value to point to the exchange-oma

1. Click Start, click Run, type regedit, and then click OK.

2. Locate the following registry subkey: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MasSync\Parameters

3. On the right panel, make sure ExchangeVDir points to /exchange-oma. If the value of ExchangeVDir is ExchDAV, you should change it to /exchange-oma. Note: the ExchangeVDir and exchange-oma are case sensitive. In the Value data box, you must enter a forward slash (/) following by exchange-oma. Click OK.

4. If there is not ExchangeVDir, you need to create it. Right-click Parameters, click to New, and then click String Value. Type ExchangeVDir, and then press ENTER. Right-click ExchangeVDir, and then click Modify.

5. Quit Registry Editor.

6. Restart the IIS Admin service. To do this, follow these steps: a. Click Start, click Run, type services.msc, and then click OK. b. In the list of services, right-click IIS Admin service, and then click Restart.

Protection on system files

To enable protection on system files such as the KnownDLLs list, add the following value;

1. Open RegEdit
2. HKEY_LOCAL_MACHINE\System\CurrentControlSet\ Control\ SessionManager
3. Create the a Dword value and name it "ProtectionMode "
4. Set the Value to1