How to change MAC ADDRESS in Windows ?


What is MAC Address?

MAC address (Media Access Control) is the unique number (identifier) which is assigned by network interface hardware manufactures and store them into their hardware. MAC address used in hardware interface devices such as ethernet port, 802.11 wireless networks, Bluetooth adopter and still more.

The MAC address is a 12-digit hexadecimal number which is ranging between 0000 0000 0001 – FEFF FFFF FFFF. This 48-bit address space contains potentially 248 or 281,474,976,710,656 possible MAC addresses. Know about to changing MAC address in your PC is much needed one to hide your online identity, avoid potential of data losses and fight against hackers.

Here is the step by step instructions about how to change your unique MAC address into custom one. The instructions which is illustrated below just for educational purpose, not to be used for illegal activities.

Before to change the MAC address, find the current MAC address to ensure the changes after you did. Go to your command prompt and enter the command ipconfig /all and hit enter. Your Mac address will be shown as illustrated below.

Based on the screenshot, the current MAC address is FE-FF-FF-FF-FF-FE. Let we change our MAC address using the following instructions.

How to Change them in Windows XP, Vista, Windows 7 ?

For Windows XP Users

Step -1

Windows XP Users Navigate to Control Panel (Classic View) > Network Connections

Step -2

Select and right click on your network connection, and then click Properties.

Step – 3


Click and select local area connection properties Configure button as illustrated below.

Step – 4

Select the advanced tab (highlighted in red) as shown below.

Step – 5


Under advanced tab, Select Network address Properties and enter the custom 12-digit hexadecimal number (Custom MAC ID) ranging between 0000 0000 0001 – FEFF FFFF FFFF (without spaces) as shown below and click OK. (In this tutorial, we used FEFEFEFEFE as Custom MAC ID)

All done. The New MAC ID assigned as FEFEFEFEFE in your Windows XP computer. If you wish to revert back default MAC ID in feature, do the same steps illustrated above and select Not Present radio button and click OK button. So, the default MAC ID will be restored.


For Windows Vista Users


Step – 1


Windows Vista Users Navigate to Control Panel (Classic View) > Network and Sharing Center > Manage Network Connections

Step – 2


Click manage network connections and Select the appropriate Network icon, right click on it and select properties menu.

Step – 3


Under Properties, Click on Configure button to get into next step.

Step – 4

Under Advanced adapter settings, Select Locally administered address menu and enter the Custom MAC ID as illustrated below and click OK. You’re done. (In this tutorial we used FEFFFFFFFFFE as custom MAC ID)

You are successfully changed the MAC ID now.


For Windows 7 Users


Step – 1


Navigate to Control Panel > All Control Panel Items > Network and Sharing Center

Step – 2


From the left pan click Change Adapter settings

Step – 3


Select appropriate network connections adapter and click on Properties

Step – 4


Click Configure button to go through the next step.

Step – 5

Goto advanced tab and select the locally administered address menu, then enter thecustom MAC id you wish to change as show in the below screenshot and Click OK.

You’re done. For windows 7 operating system, we have used AAAA-AAAA-AAAA (without hyphens) as custom MAC ID.


To verify the MAC ID, simply go to command prompt and enter the command ipconfig /all. The custom MAC ID will be shows besides to physical address for the corresponding network adapter you have modified. To restore the default MAC ID in windows vista and Windows 7 operating system, follow the same steps as specified above (according to operating system) and click Use default button and Hit OK. The default MAC ID will be used there after.


Please refer to link:

How to get rid of a “RUN DLL” message?

First of all it might be a virus so you should follow this link as for a Great Malware Removal Guide:
Now it might be a faulty software you’ve installed which is trying to use a file or resource you don’t have so what we need to do is:
1. on your keyboard hit start+R (It’ll give you a RUN command line).
​2. Type MSCONFIG (hit enter)

​3. go to STARTUP (Tab above) and click “Disable all”

​4. go to SERVICES (Tab above) and tick “hide all microsoft services” then click “disable all”

​5. hit ok and restart.
​6. if DLL error is gone, start adding back startup items and services (as described in line 3 and 4) until DLL error returns and then you’ll know which starup item or service caused the problem in the first place.

How to Let Windows Manage Wireless Network Connections.


  1. Determine

    Determine which kind of Windows Operating System you are using. If you are using Windows 7 or Vista, your system will manage networks automatically.

  2. Click Start

    If you’re using XP, click Start then open the Control Panel. Find the Switch to Classic View button in the Control Panel and click it.

  3. Open Network Connections

    Open Network Connections then double-click the Wireless Network Connection icon.

  1. Click the Properties

    Click the Properties button. Look for the boxes at the bottom of the Properties window that read “Show icon in notification area when connected” and “Notify me when this connection has limited or no connectivity” and make sure they are both checked.

  2. You could also right click on the Wireless Network Connection icon and click Properties from there.

  3. Open Wireless Networks tab

    Open the Wireless Networks tab and make sure the box labeled “Use Windows to configure my wireless network settings” is checked. Then click OK and enjoy surfing wirelessly.

Then you could manage wireless networks as you wish:


Please refer to link:

How to Solve the Svchost.Exe 100% CPU Utilization Problem


How to Solve the Svchost.Exe 100% CPU Utilization Problem

Does the 100% svchost.exe CPU bug have your computer dragging? This reoccurring bug is caused by problems updating Internet Explorer, and can quickly grind your computer to a halt. Luckily, you can quickly fix this problem by manually updating Internet Explorer.

How to Turn off Microsoft Updates

Edited by Benjamin C., Whoze, Kanhu, Teresa and 3 others

Piracy, privacy, and protection are all good reasons to disable automatic updates to Windows XP. It doesn’t matter if you want to protect Microsoft from receiving any information or keep your pirated copy of Windows XP running. This article will walk you through the steps to disable updates for Windows XP.


  1. Log in as an administrator. At the “Welcome screen” press Control+Alt+Delete (press the ctrl button, alt button, and del button at the same time then lift off the keyboard) twice and you will see another log in screen where you can type the Administrator username and password.
  2. Turn off Microsoft Updates Step 2.jpg

    Open the “Control Panel”. You can do this by clicking on Start -> Settings -> Control Panel. If you have the standard view, click on Start -> Control Panel. If all else fails you can go to Start -> Run -> type “control panel” and press “OK”.

  3. Turn off Microsoft Updates Step 3.jpg

    Open “System”. If you don’t see the System icon you may have to press “Switch to Classic View” on the left panel. If all else fails here you can go to Start -> Run -> type “sysdm.cpl”.

  4. Turn off Microsoft Updates Step 4.jpg

    Click on the tab called “Automatic Updates”. This tab is on the top row and second from the left.

  5. Turn off Microsoft Updates Step 5.jpg

    Select “Turn off Automatic Updates”. You must press the white circle on the left of the text to select it.

  6. Turn off Microsoft Updates Step 6.jpg

    Press “OK”.

    Properly Disable Windows Automatic Update on Windows 7



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    Turning windows update offMany users face problem while disabling the Windows Automatic Update on Windows 7. Even last time my bro called me and asked me how to do this. Now you may wonder what’s the big deal in just disabling it from the Windows Update Center from Control Panel. Basically, the thing is that when we disable it from the Windows Update Center, only a part of it gets disabled. But Windows Update still starts automatically and eats up some of your precious bandwidth…

    So we are going to discuss how to permanently disable Windows Update from Windows 7. After this tweak Windows 7 update service will not start at all… So you don’t have to worry about any excess bandwidth usage… [Recommended Reading5 tips to lower your broadband usage over internet]

    #1: Disabling from Windows Update Center:

    This is a easier step and you might be aware of it. Anyways for those who don’t know, here are the steps…

    • Go to Start Menu > Control Panel and switch to large icon viewswitching to category view
    • Now at the end of the list click on “Windows Update
    • Windows Update panel will pop on let me choose my settingsNow select the “Let me choose my settings” option
    • Now under “Important Updates” section click on the dropdown menu and select the “Never Check for Updates” never check for updates
    • Apply all changes [Just press OK] and you are done

    #2: Disabling from the Administrative Tools:

    In this step we will disable the Automatic Update service from the administrative tools. This will permanently stop it and will prevent it from being started on each start up. So after this tweak, you don’t have to worry about Automatic Updates anymore…




    Caution: Doing so will make any program depending on Windows Update API [WUA] stop working. So it is not recommended if you use such program. [But I will recommend you to do this if you want to save your bandwidth!]

    So here is how to do it:

    • Go to Control Panel before and switch to Icon View as before.Click on Administrative ToolsNow click on the “Administrative Tools” icon.
    • From the Administrative Tools double click on “Services”.Service WindowThis will open up the Service panel.
    • Now scroll down to the list and find and select “Windows Update”.Find Windows UpdateWhile selecting it take a look on the left sidebar panel. If there is something like “Stop the Service” simply click on it.Stop the serviceElse just ignore this step.
    • Now right click on Windows Updatego to winupdate propertiesand go to Properties.
    • Now under the Startup Type from the Properties Window select the Disabled option from the dropdown menu.disable windows update
    • Hit OK and save everything



Windows Update cannot currently check for updates because the service is not running

Can’t seem to do any windows updates?

Whenever you go to the update page and click “check for updates” you get the message “windows update cannot currently check for updates because the service is not running. you may need to restart you computer”?

There is a simple solution:

1. go to START – ALL PROGRAMS – ACCESSORIES and run CMD as administrator.

you may also Click Start then Type: cmd and then Right click on cmd in start menu and select ‘Run as Administrator’

2. Type: net stop wuauserv and Hit Enter
3. Type: ren c:\windows\SoftwareDistribution softwaredistribution.old and Hit Enter
4. Type: net start wuauserv and Hit Enter
5. Type: exit and Hit Enter
6. Good luck
Please refer to link: