Change or Spoof a MAC Address in Windows or OS X Every NIC(Network Interface Card)has a unique MAC address (Media Access Control). This applies to all types of network cards, including Ethernet cards and WiFi cards. The MAC Address is a six-byte number or 12-digit hexadecimal number that is used to uniquely identify a host on a network. An example of a MAC address is 1F-2E-3D-4C-5B-6A and it falls into the Layer 2 networking protocol of the OSI model....

How to Uninstall and Reinstall Windows Updates Even though installing updates in Windows is an easy process, the mechanism in the background that manages it all is fairly complicated. There is also a lot of misinformation on the Internet about how to deal with problems relating to Windows Update. One of the biggest misconceptions is that all Windows updates can be installed at once by simply deleting theSoftwareDistributionfolder stored inC:\Windows. This is completely wrong....

How to Track Changes in Excel Are you looking for a way to track changes made to an Excel spreadsheet? There are many cases where you have to distribute a file to multiple people and keep track of what changes were made. You might want to track when the change was made, who made the change, what cell the change occurred in and what data was changed. Excel has built-in tracking features that can handle all of the above cases....

Hide Text and Show Hidden Text in Word Microsoft Word has a feature whereby you can hide text so that it does not visibly appear in the document. If you don’t want to delete text completely, hiding the text is a good option. So why would you ever want to hide text in a Word document? Well, one reason would be if you wanted to print out two different versions of the same document, but didn’t want to create two separate files....

The Ultimate Guide to Backing Up and Restoring the Windows Registry Windows stores just about everything that makes it work in a hierarchal file-based database called the Windows Registry. The registry contains all the configuration settings for the operating system, programs, services, components and pretty much everything else. Everything from the size of the icons to the color of the taskbar is stored there. The registry is made up of millions of keys and values....