Port forward in DSL-2750U

Port forwarding   --- Add   ---  Select WAN connection

Service type...  Enter the server IP address

Add external and internal ports...

Enable Num Lock on startup using registry tweak

• Press Win + R and type in Regedit
• Navigate to registry key HKEY_USERS\Default\Control Panel\Keyboard
• Right-click on the “InitialKeyboardIndicators”, select Modify and change Value data to 2.
• Exit Registry.

Note: If you see the default value data as 2147483648; that is fine too and is the default on most installations.

Number keypad not working in Windows 7

Changing the accessibility options on Windows 7 
Control Panel
     l--------> Ease Of Access Center 
              i--------> Make the keyboard easier to use 
                        i----------> untick 'Turn On Mouse Keys'

View User account expiry details

For check the details of a domain user account please type the following command in the command line window.

                                net user <username>

how to change windows 2012 standard product key

1. Swipe in from the right edge of the screen, and then tap Search. Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.
2. In the search box, type Slui.exe 0x3.
3. Tap or click the Slui.exe 0x3 icon.
4. Type your product key in the Windows Activation window, and then click Activate.