Mac OS

Mac OS, Mac OS X, or macOS, is the operating system that resides on Apple’s desktop and portable computer lineup. Built upon a Unix core, it is easy to use yet highly advanced, extremely stable, and an excellent OS for productivity and creation. Browse through our articles or use the search feature to look for something specific that is pertinent to the Mac operating system.

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Mac OS X Lion Release Date is Today, July 20, Apple Confirms

Jul 19, 2011 - 22 Comments
Lion release date is July 20

Update: Lion is now available, you can download it now from the Mac App Store for $29.99 Apple has confirmed that Mac OS X 10.7 Lion will launch today, July 20. This was announced today during the Apple Q3 2011 earnings call by Apple CFO Peter Oppenheimer, and later reaffirmed by COO Tim Cook. This … Read More

Automatically Restart Your Mac if it Freezes in OS X Lion

Jul 19, 2011 - 24 Comments
Automatically restart Mac if freezes

Your Mac will automatically restart itself if it freezes, thanks to a new feature in OS X Mountain Lion and Mac OS X Lion. Tucked away in “Energy Saver”, the auto-restart ability is an option that can be disabled if for whatever reason you don’t want your Mac to basically fix itself in the event … Read More

Disable Resume & App Window Restore Completely in Mac OS X Lion & Mountain Lion

Jul 18, 2011 - 186 Comments
Disable App Resume in Mac OS X Lion

If manually deleting specific apps saved Resume states is too tedious for you, you can always choose to just disable the Resume and App Restore feature completely in Mac OS X 10.7. Launch System Preferences and click on the “General” icon At the bottom of the “Number of recent items” list, uncheck the checkbox next … Read More

Open a URL in the Default Browser from the Command Line

Jul 18, 2011 - 2 Comments
Safari icon

Using the command line open tool, you can immediately launch any URL from the Terminal into the default web browser of Mac OS X. In other words, you’re launching the specified site into a GUI browser from the command line. The syntax to open any URL into the default web browser like this is remarkably … Read More

Sandy Bridge MacBook Air & Mac OS X Lion Release on Wednesday, July 20?

Jul 18, 2011 - 12 Comments
Lion Mac App Store

Update: Apple has confirmed the release date of Lion as July 20. MacBook Air ETA is yet to be determined. Sick of 10.7 Lion and MacBook Air release date rumors yet? Us too, but as we enter into the second half of July we’re running short on time for OS X Lion to be released … Read More

Delete Specific Application Saved States from Mac OS X Resume

Jul 17, 2011 - 31 Comments
Delete specific application saved states in Mac OS X 10.7 Lion

One of the new features in OS X Lion and OS X Mountain Lion is the “Resume” ability for all applications to save their last state, meaning when you relaunch the app or reboot your Mac, the application will “resume” and reopen again showing all of the windows and data that was last in use. … Read More

How to Check if Applications are Incompatible with Mac OS X Lion

Jul 15, 2011 - 20 Comments
Check OS X Lion Compatible Apps

You may know by now that OS X Lion drops Rosetta support, that means old PowerPC apps will no longer run in Mac OS X 10.7 Lion. List What Installed Apps Are Incompatible with OS X 10.7 Lion For incompatible applications, all you are looking for is the “PowerPC” designation, here’s the easiest way to … Read More

New MacBook Airs Coming Next Week Alongside OS X Lion

Jul 14, 2011 - 22 Comments
Kara Swisher Confirms the MacBook Air Speculation is Not Speculation

We’ve all been waiting for it, we’re seeing the Lion apps pop-up on the App Store, and Lion has been said to launch alongside new MacBook Airs, so they must be due out any minute now right? Close, AllThingsD says their sources have confirmed the new MacBook Air’s are arriving “late next week” and to … Read More

Lion-Ready OS X Apps Appearing on Mac App Store

Jul 14, 2011 - 21 Comments
Lion ready apps on the Mac App Store

Despite the fact that today is (was) the speculative launch day, OS X Lion has yet to appear. Nevermind that though, the good news is that Apple is rapidly accepting Lion-ready apps to the Mac App Store, indicating that a launch will be very soon. If you’ve been following along here, we pointed out earlier … Read More

Get Exact Boot, Sleep, and Wake Times from the Command Line

Jul 14, 2011 - 7 Comments

Need to know exactly when your Mac was last booted, put to sleep, or woke from sleep? You can get precise information about boot and sleep times directly from the command line, which can be invaluable for anything from troubleshooting various Mac problems to scheduling scripts, or even for your own forensic purposes to determine … Read More

Quickly Enter LaunchPad “Jiggle” with Option Key in Mac OS X

Jul 13, 2011 - 10 Comments
LaunchPad Jiggle

Clicking-and-holding on an app icon in Mac OS X LaunchPad activates the jiggle, but you can also hold down the Option key to immediately start the jiggle.

How to Install Mac OS X Lion Using Target Disk Mode

Jul 13, 2011 - 16 Comments
Lion Installation Image

Another method to install Mac OS X Lion on other personal machines is by using Target Disk Mode, this allows you to use one Mac as the installation drive to install OS X 10.7 directly to another Mac via Firewire or Thunderbolt. This is fast, prevents redownloading which saves bandwidth, and works flawlessly. This tip … Read More

Test for Defective RAM Modules Easily with Rember for Mac OS X

Jul 13, 2011 - 6 Comments
Rember is GUI frontend to MemTest

If you just got a RAM upgrade and you want to test the memory, or if you just want a great free addition to a Mac troubleshooting toolbox, download Rember now.

Show Weather & Temperature in the Mac OS X Menu bar

Jul 12, 2011 - 8 Comments
Weather and Temperature in the Mac OS X Menu Bar

We showed you how to display the CPU temperature in your Mac OS X menu bar, but what about showing the real temperature outdoors? A little free app called Meteorologist does just that, sitting in your menubar and giving you weather updates on the locations you specify. Meteorologist puts a tracked locations temperature along with … Read More

OS X Lion “Will Soon Be Available” as Apple Asks Devs to Submit Lion Apps

Jul 12, 2011 - 10 Comments
Apple email asks Developers to submit Lion apps

Apple has sent registered Mac OS X developers an email requesting submissions for Lion apps. In the email, Apple says that OS X Lion “will soon be available” and requests that developers use the newly released XCode 4.1 GM build to submit their Lion compatible apps: OS X Lion, the eighth major release of the … Read More

3 Ways to Make the Mac OS X Cursor More Visible for Presentations

Jul 12, 2011 - 11 Comments
Mousepose makes the mouse easier to see for presentations

If you present or create screen casts with any regularity, you probably know that being able to clearly show the cursor can make a huge difference in the audiences ability to follow what you are doing on screen. This is especially true for product demonstrations and high resolution screens shown by projectors, where a tiny … Read More

Display CPU Temperature in the Mac OS X Menu Bar

Jul 11, 2011 - 7 Comments
CPU and Hardware Temperature Monitor in the Mac OS X Menu Bar

If you want to keep an eye on your Mac’s CPU temperature, you can choose between two different apps to display the temperature right in your menu bar. If you’re running Mac OS X 10.6.8 or lower, both apps are free, but if you’re on Lion then you’ll have to pay for one of the … Read More

Display a List of Open Network Connections on the Mac OS X Desktop

Jul 11, 2011 - 10 Comments
Display open network connections on Mac OS X desktop

Using GeekTool and lsof, you can display an automatically updated list of open network connections directly on a Mac OS X desktop. This is tip is a “safe” alternative to the previously mentioned open_ports utility. The problem with installing and using open_ports is that it is a third party script running as root, and for … Read More

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