How to boot a Mac (OSX) into Recovery mode

If you need to do any diagnostics or your Mac will not boot up properly you can use recovery mode to investigate the issue. With the Mac shutdown hold down the Command Button and R on the keyboard then press the power button. Release the keys once the Apple logo appears. Recovery mode should then…

Mac will not access the App Store and secure websites

If you are not able to access App Store, iTunes or any HTTPS websites on your Mac while in school but you are able to open normal (HTTP) websites its likely you will need to set the proxy for Secure Web Sites: Open System Preferences Click on Network Preferences Select your active network connection on the left panel…

In Mac OS X, how can I check to see if a computer is on the network?

In Mac OS X, to see if a computer is on the network, use the Network Utility to ping the remote host. A ping is a small packet of data sent to the remote host and then sent back by the recipient computer. If the computer is not on the network, it will not be…