Hot Operating Systems How-Tos

How To: Reformat your computer step by step

This video tutorial belongs to the Computers & Programming category which is going to show you how to reformat your computer step by step. Go to BIOS by restarting your computer. Go to BOOT menu, select CD/DVD ROM and press f10 to save and exit. Now insert your operating system CD, don't let it run, restart your computer again and keep tapping f8. When the set up page is displayed, press 'enter' to set up Windows XP. Select your partition and press D to delete. Then press L to continue deleti...

How To: Change your computer password through the cmd prompt

This video teaches you how to change your computer's account password using the DOS command prompt. The first step is to get to the command prompt, you can do this simply by clicking run in the start menu and typing "cmd." You next type "net user" which will show you all of the user accounts on the computer. Choose the one you would like to change the password for and type "net user (account name)." It will then ask you for a new password, you may type anything you like here keeping in mind t...

How To: Test your system performance in Windows 7

In this video tutorial, viewers learn how to test their system performance. Begin by clicking on the Start menu and select Control Panel. Then click on System and Security, and select "Check the Windows Experience Index" under System. Now click on "Rate this computer". The system will then begin to run some tests. This will take about 1-2 minutes. The Windows Experience Index assesses key system components on a scale of 1.0 to 7.9. This video will benefit those viewers who use a Windows 7 com...

How To: Share Local Drives and Folders using Oracle VM VirtualBox with a Guest Windows OS

There are several virtual machine managers present in the market. However, the main functionality of all VMs are the same. Most people like to get free VM managers, so that they can install as many operating systems as they like over the host operating systems. One of these free VM managers is Oracle's VM VirtualBox, which can be downloaded from Oracle's website for all popular operating systems, such as Linux, Windows and Mac.

How To: Take screenshots and save as JPEG in Mac OS X

This video demonstrate how easy it is to take screen shot with shortcuts in Mac OS X. Press Command+Shift+4 will make the cursor change to cross-hair, indicating it is ready to take screen shot. You can then draw on screen where you wish to take a shot of. By default a new image will be saved on your desktop. Open the image by double-clicking it and click on File, Save As to save the image as your desired format (JPEG. JIFF, etc.) and with preferred size. When taking window screen shot, use s...

How to Find the C: drive on my Mac

In this tutorial, we learn how to find the C drive on a Mac computer. Unfortunately, Mac does not label their drives with letters like other computer systems do. You can name your drives anything you'd like, including "backup", "my network", "my folder", or anything else you want. To find these, just open up the Mac finder and the devices on the computer will show up with their icons. This can make things easier if you are having trouble moving things around. Making them your own names makes ...

How To: Hack into a Windows computer

This is how to hack a computer for educational purposes. First you need its IP address, radmin viewer 3.3 or later, and an open port scanner. Okay so first you need the IP and scan the IP address of the computer. Now find what open port it has. Ok then open up radmin viewer and put in the IP address and open the port you found. Now right click after you enter the computer's IP address and the open port. Select full control or view only and there you go. The computer has been successfully hack...

How To: Send & receive files over Bluetooth on a Windows 7 PC

Interested in transmitting and receiving files via Bluetooth on your Windows 7 computer (to download pictures from your phone, for example?). This clip will show you how it's done. It's simple! So simple, in fact, that this home-computing how-to can present a complete, step-by-step overview of the process in just over two minutes. For more information, including complete, step-by-step instructions, take a look.

How To: Eject devices from the use of the terminal for a Mac

In this tutorial, we learn how to eject devices from the use of the terminal for Mac. First, go to the terminal of your computer where you will see a notepad sort of page. Next, type in "df" and then press return. You will now see a list displaying processes on your computer. On the bottom will be your public zoning device, which is your USB device. Next, type in "hdiutil eject -force (the code under "mounted on)- volumes-publiczone". This is not case sensitive, but don't forget or add in any...

How To: Create animated chart videos in Keynote in Mac OS X

You can use Keynote to create animated charts and graphs. Then you can export them to use in iMovie and other software to make video presentations. It's easy! So easy, in fact, that this home-computing how-to from MacMost can present a full overview of the process in about five minutes. For more information, including detailed, step-by-step instructions, watch this Apple lover's guide.

How To: Remotely Monitor Your Kid’S iPhone/iPad

Maybe your kids are using iPhone/iPad too much, as a parent, you want to know what they are having to deal with to help guide them through of that. Here is the tutorial on how you can parental control your kids on iPhone/iPad. You are able to monitor as well as take control of their devices. Kids’ activities on iPhone/iPad like SMS, chats, web browsing will be recorded and you can check them remotely with e-mail without getting access to the devices. OK, here comes the steps: Step 1:

How To: Turn off your system firewall without admin privileges

In this video tutorial, viewers learn how to turn off the system firewall without admin privileges. Begin by clicking on the Start menu and open he Run program. Type in "system.msc" and click OK. Scroll down the Services list and look for Windows Firewall. Double-click on it and under the General tab, click on Stop. Then click Apply and OK. This video will benefit those viewers who use a Windows computer and would like to turn off the firewall, even if they are not running the administrator a...

How To: Clean Up Hard Drive Space by Deleting iOS Device Backup Folders from iTunes

By now, you probably know that your iPhone secretly tracks and stores the locations you've visited in a backup folder on your computer's hard drive. The files are unencrypted, which means anyone with access to your computer or device can retrieve the information, which is downright scary. But Pete Warden and Alasdair Allan are making it fun with their iPhone Tracker application, which lets you map out everywhere you've been with your smartphone.

How To: Search your entire hard drive in Microsoft Windows 7

Want to search your entire hard drive rather than just a designated segment of it? This Windows 7 tutorial will show you how it's done! It's easy! So easy, in fact, that this home-computing how-to can present a complete overview of the process in just over a minute's time. For more information, including detailed, step-by-step instructions, watch this Win 7 user's guide.

How To: Find details about your RAM & processor type in XP

In this how-to video, you will learn how to check your personal computer's RAM, processor speed, and operating system information on Windows XP. First, go to start and select my computer. From here, click view system information to open a new window. A screen will show you the information you need, such as the type of operating system you are running, the size and speed of the processor, and the amount of ram you have. Click okay to exit this window. This will be helpful for doing upgrades or...

How To: Sort files into folders using Automator on Mac OS X

With OS X, you can use Automator to automate several functions. This nifty little how-to by macmost shows you how to sort files into sub-folders using Automator. You can use Automator to alter what happens when a file is added to a folder. In this example, new files added to a folder are then sorted into subfolders according to their type. You can add multiple actions to a folder and then determine which order they are used.

How To: Take a screen-shot with your keyboard

Internet4Dummies shows how to take a screen-shot of your desktop screen using your keyboard and a photo-editing software like Microsoft-Paint, in this walk-through video first you have to navigate or arrange your screen as desired to be captured in the snapshot. Then using the print screen key the whole desktop screen can be captured. This image can be edited by any photo editing software for ease of use Microsoft Paint is used in this example. For this just open Paint and paste the screen-sh...

How To: Permanently delete previously deleted files on a Mac

The guy in this video shows us how to permanently delete files on a Mac. First one would click on your desktop so the finder pops up and one would go to "utilities" and click "disk utilities". Next, one would click on the disk which they would like to clear, then click "erase" and then click "erase free space". After clicking, a box will pop up asking if you want to erase 0 times which clears the disk 1 time, 7 times which clears the disk 7 times to delete unwanted files, or 35 times, which r...

How To: Recover deleted files in Ubuntu using Testdisk

This video shows the method to recover deleted files in Ubuntu using Testdisk. The demonstration is done by deleting a set of pictures and recovering them later. The test disk is installed at first. Then we click on the terminal icon and go to the list options available. These include selecting the list of drives available, partition table type and the type of file system in the original photos. Then the system asks you to select the part to be analyze and destination folder. The tool then re...

How To: Set your mouse cursor to leave a trail on screen

See how you can make your mouse cursor leave a trail behind it. First, go to "Start" and then "Control Panel". Then go to "Printers" and "Other Hardware" and then "Mouse". A new window should pop up and you should go click on the "Pointer Options" and then select the length of the trail you want your cursor to leave behind. It's easy to set your mouse cursor to leave a trail on your computer screen.

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