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How to troubleshoot problems with your Mac

For any problem with your Mac, you can at least help isolate or even fix it by performing several checks and troubleshooting actions.

By Apr. 11, 2014


How to troubleshoot software-update problems

"Insufficient privilege" errors and other installation woes can be difficult to diagnose. For example, repairing the Apple Software Update program in Windows 7 fixes an iTunes update glitch.

By May. 21, 2013


Engineers troubleshoot Curiosity computer glitch

Flight controllers have powered up a back-up computer aboard the Curiosity Mars rover after software glitches interrupted the flow of science data. Space radiation may be responsible.

By Feb. 28, 2013


How to troubleshoot a 'stuck' location indicator on iOS

Sometimes the location indicator on your iOS device just won't go away. This short video will show you how to figure out what app is causing it, and how to fix it.

By Mar. 1, 2012


How to troubleshoot Twitter integration issues in iOS 5

After upgrading to iOS 5 on my iPhone 4, I noticed that my Twitter app was not behaving up to snuff. My troubleshooting investigation led to some interesting realizations about how Twitter is integrated in iOS 5.

By Oct. 26, 2011


How to troubleshoot faulty display output in OS X

Video problems on computer systems can have their roots in three general areas: computer hardware, software, or the monitor. Here are some ways to troubleshoot video output errors on Mac systems.

By Apr. 29, 2011


How to use benchmarks to troubleshoot Mac performance

Most of the time when people mention "benchmarking," they are referring to ways to compare one computer's performance against another's under the same software conditions. While this is useful to find the fastest RAM, quickest hard drive, or any other component that will give you the best bang for the buck, it can also be used to outline when the computer is running slower than expected.

By Oct. 18, 2010


How to troubleshoot a missing Personal Hotspot setting in iOS 5

Troubleshooting attention for the iPhone 4S and iOS 5 has been focused on battery draining issues, but another problem has surfaced: the Personal Hotspot feature is disappearing.

By Nov. 1, 2011


Troubleshoot notebook hardware disasters

When your laptop computer goes on the fritz, start your search for a solution with the usual suspects: the battery, memory modules, and hard drive.

By Mar. 4, 2009


Troubleshoot MobileMe sync on Mac, Windows

Learn how to access MobileMe sync logs in Mac OS X and Windows to help make troubleshooting sync problems easier.

By Dec. 2, 2009