How to Access System Administrator on Apple OS X

Locate the Apple menu on your computer screen. Look for an apple-shaped image on the top left of your computer screen.
Click on the Apple menu so that it's menu contents become visible.
Highlight and click on 'Log Out.'
Allow your Apple computer to log your current account out of the system.
Select the Administrator account when prompted to log in again.
Enter the Administrator's password and log into your Apple computer with Administrator capability.
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How to Connect a TV to a Mac (12 Steps)

Locate the VGA connector on the back of the TV labeled 'PC' or 'RGB.'
Connect the VGA cable from the Mac to the TV.
Use the TV's menu option to select 'PC input'.
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How to Connect a MacBook to a VGA Projector

Locate your projector's VGA port on the back or side of the device. Insert the projector's VGA cable into the VGA port. Turn the knobs of the connector clockwise so they securely fasten to the port.
Plug the other end of the VGA cable into the VGA end of the Mini DisplayPort adapter or the Mini DVI adapter. Turn the knobs of the connector clockwise so they securely fasten to the adapter.
Insert the other end of the adapter into the Mini DisplayPort or the Mini DVI port of the MacBook.
Connect the projector to its power source and turn it on. The MacBook will automatically detect the projector.
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How to Troubleshoot MacBook iSight

Click on the Apple logo in the top left of the screen and select 'Force Quit.' Select the open program you are trying to use 'iSight' with and select the 'Force Quit' button. Launch another application that uses iSight, such as 'Photo Booth' or 'iMovie.' If the camera functions with the new program but not the first program tried, proceed to Step 2.
Reopen the initial program you tried to use the camera with. Locate the 'Camera' settings option either on the menu bar across the top of the screen or by clicking 'File' and 'Preferences.' Verify that the iSight camera is the default camera. If the camera still does not function, proceed to Step 3.
Click on the 'Finder' icon in the 'Dock' at the bottom of the screen and select the 'Applications' folder. Under 'Applications,' click on the 'Utilities' folder followed by 'System Profiler.' Locate the 'USB' heading in the left side column and click on it. Look for the 'iSight' entry. If the entry is present, the camera should be functioning. If it is not present or the camera still does not function, proceed to Step 4.
Click the Apple logo at top left of screen and select 'Sleep.' Press any key to wake the computer and try the camera again. If it does not work, select 'Restart' from the Apple logo options and try again. Finally, select 'Shut Down' and allow the computer to power down. Power on the computer, and try the camera once more. Proceed to Step 5 if the issue is still not resolved.
Shut down the computer. Disconnect the power supply cable. Turn the MacBook over and remove the battery. If the battery is inside the case and not removable without taking off the backing, simply skip the battery removal.
Press and hold down the 'Power' button for five seconds. Replace the battery and reconnect the power cable. Press the 'Power' button once more to turn the MacBook back on. This will reset the 'System Management Controller' or 'SMC.'
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How to Lock Screen Rotation on the iPad (3 Steps)

Hold the iPad in the configuration, portrait or landscape, in which you want to lock the screen.
Locate the screen rotation lock switch, directly above the volume controls on the right hand side of the iPad (when viewed with the Home button on the bottom).
Switch the screen rotation lock button to the down, or locked, position to prevent the screen from rotating with the iPad. When the lock is activated, a lock icon appears at the top of the screen.
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How to Restore System Preferences (14 Steps)

Click the 'Finder' button.
Click the 'System' button.
Click the 'Library' button.
Click on 'PreferencePanes' and try to locate your file in the menu.
Restore the file to the proper place on your computer if you find it.
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How to Connect an iPad to Wi

Root your Android phone. This process is required before you will be able to create a Wi-Fi hotspot on your phone. It can be done in many different ways. One option is to download a program such as SuperOneClick to your computer. Then you will connect the Android to your computer with a USB cable. You then use the software to complete the rooting process on your phone.
Visit the Android Market by pressing the 'Android Market' icon on your phone. Locate the Barnacle WiFi Tether application by typing its name in the search box. Enter your account information and then download the app to your phone. The program itself is free to install. You also have the option of buying a widget for the program for $1.99 to help with the installation.
Open the Barnacle application and press the 'Settings' button to enter the Settings menu. Once in the Settings menu, press the 'SSID' option to name the network that you want to create.
Press the 'Wireless Security' selection and then press the button to enable WEP. Once you have done this, choose a password for your network. Click on the 'WAN' and 'LAN' options in the Settings menu. Delete anything in either text box. Once you have done this, click on the 'Back' arrow and select 'Start.'
Press the icon for an application on your iPad that uses the Internet, such as Safari. You will be prompted to choose a Wi-Fi network to use. Look at the list of available networks and then press the name of the one that you created. Then enter the password that you used earlier. Once you do this, the iPad will be connected to the wireless network created by your Android phone.
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How to Access the Activity Monitor on Your MacBook

Click on the 'Go' menu option from the Finder menu. Scroll down to 'Utilities' then click.
Locate the 'Activity Monitor' in the folder, then double-click to open the utility.
Alternatively, click on the 'Spotlight' search tool, located in the upper right hand corner of the Desktop Finder menu. Type in 'Activity Monitor' in the text box to open the utility.
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How to Right Click on an iPad (3 Steps)

Locate a link, page or image on which you wish to 'right-click.'
Press and hold your finger on the item for about five seconds. A menu appears with options such as 'Save,' 'Copy,' 'Paste,' 'Select' or 'Open in New Page.'
Lift your finger and tap the appropriate option. If you don't want to select any option, tap the page outside of the menu.
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How to Connect a MacBook Pro to a TV

Locate the HDMI port on the right side of your MacBook Pro. It is a six-sided slot with eight pins in a straight line. Locate an identical HDMI port on the back of your television.
Plug one end of an HDMI-to-HDMI cable into the HDMI port on your Macbook Pro.
Plug the other end of the HDMI cable into the HDMI port on your television. Now the television will display your MacBook Pro desktop.
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How to Turn Off a Rotation Lock on an iTouch (3 Steps)

Close any videos or photos. These types of media cover the rotation lock button.
Locate the gray rotation lock symbol on the bottom-left corner of your iPod Touch's screen.
Tap the rotation lock symbol. Rotation lock turns off.
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How to Replace a Hard Drive in a Macbook Air

Place the MacBook Air on a clean work surface, so that the bottom of the computer is pointing up. Remove the screws around the perimeter of the hard drive using the Phillips-head screwdriver. Lift the bottom of the case off the computer.
Locate the black cable running from the large black battery to the logic board. Lift it off the logic board carefully. Unscrew the battery from the case, using the Phillips-head screwdriver, and then lift it out of the case.
Locate the hard drive in the upper-left corner of the case. Locate the orange ribbon cable that goes over the hard drive. Pull the black pull tab that secures the ribbon cable to the logic board and lift the cable off the logic board. Pry off the ribbon cable connection from the speaker to the logic board, using the spudger.
Unplug the audio-out cable socket from the logic board, using the spudger, then pry the hard drive cable connector off the board, using the spudger. Pull the black cable, located above the hard drive, in the seam between the case and the drive, out of the case using the spudger, then remove the screw cover from the hard drive bracket, using the Phillips-head screwdriver. Unscrew the hard drive from the case, using the Phillips-head screwdriver, then lift the hard drive out of the case.
Push the hard drive out of the case, then pull the rubber shock isolator off the hard drive. Remove the ribbon cable from the hard drive, using the spudger. Install the ribbon cable into the replacement hard drive and install the rubber shock isolator around the hard drive. Push the replacement hard drive into the case with both hands. Reinstall the drive in the case with the Phillips-head screwdriver, then reassemble the computer in the reverse order of the disassembly procedure.
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How to Turn Off MacBook Keyboard Lights (3 Steps)

Locate the 'F5' button, which can be found in the top row of your MacBook's keyboard.
Press the 'F5' button to lower the lighting level of the keyboard back light. When pressed, the light-level indicator will appear on the screen, displaying the level at which the back light is presently set. Each time the 'F5' button is pressed, the back light will drop one level.
Press the 'F5' button until the back light is off and there are no blocks remaining in the light-level indicator on the screen.
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