Mac OS X

Mac OS X, often called simply OS X, 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.

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How to Adjust Mail Drop Minimum File Size Threshold for Mac Mail

May 6, 2015 - 7 Comments
Using Maildrop for Mac Mail app in OS X

Using Mail Drop allows you to send larger files over email than typically allowed by uploading the sent file to iCloud from Mail app in OS X, and then passing the link to download that file onto the recipient. The default MailDrop threshold for mail attachments is 20MB before kicking in and offering the service, … Read More

How to Reset Launchpad Layout in OS X Yosemite

May 5, 2015 - 8 Comments
Launchpad without Blur

Launchpad serves as a quick way to open applications on the Mac from a familiar iOS-like icon grid interface. If you’ve customized the way these app icons and arranged in Launchpad, you may decide you’d like to start from scratch and reset their order to how things appear when you first get a Mac. This … Read More

How to Disable Gatekeeper from Command Line in Mac OS X

May 4, 2015 - 3 Comments
Gatekeeper warning in Mac OS X prevents unknown apps being launched

Though most Mac users will want to keep Gatekeeper enabled for security purposes, some advanced users find that Gatekeeper is overly zealous in preventing third party apps from being used in OS X. While it’s easy to turn off Gatekeeper through the System Preferences on a Mac, another option is to disable Gatekeeper by using … Read More

Fix an “Unapproved Caller” SecurityAgent Message in Mac OS X

May 3, 2015 - 5 Comments
Finder of Mac OS X

Rarely, Mac users may encounter a random error message which appears somewhat disconcerting, with an OS X pop-up message saying “Unapproved caller. SecurityAgent may only be invoked by Apple software.” This message can appear at random when using certain apps, or after logging in or a reboot, and is sometimes followed by crashing and other … Read More

How to Add Text to Video with iMovie in Mac OS X

May 2, 2015 - 5 Comments
Saving a video with iMovie for Mac OS X is a unique experience of file saving using a Sharing menu

If you want to place some text onto a video, the iMovie app for Mac is a good place to start. This is good for putting a title onto a movie, placing some basic subtitles on a silent video, captions on a video, or at a specific point in a movie, adding a watermark to … Read More

How to Read .cap Packet Capture File on Mac OS X with tcpdump

May 1, 2015 - Leave a Comment
read-captured-packet-cap-file

Whether performing a packet trace or sniffing and capturing packets from a network, the result is usually the creation of a .cap capture file. That .cap, pcap, or wcap packet capture file is created regardless of what you’re using to sniff a network, a fairly common task among network administrators and security professionals. Perhaps the … Read More

How to Change Scrolling Speed of Mouse or Trackpad in Mac OS X

Apr 29, 2015 - 7 Comments
Change the scrolling speed of a Mac trackpad

Scrolling through documents, web pages, and other data with a trackpad or mouse is one of the most common computing tasks and used gestures. By default, the scrolling speed on a Mac is not particularly speedy, but with some settings changes you can customize the scrolling rate in OS X for both a Mac trackpad … Read More

How to Stop Automatic Emoji Replacing Emoticons in Messages for Mac OS X

Apr 28, 2015 - 5 Comments
Mac Messages icon

If you use Messages on the Mac to as a way to send texts, iMessages, Facebook chat, AIM, or whatever else, you’ve certainly noticed that new versions of Messages in OS X will automatically replace an emoticon with an emoji icon substitution. While many users like Emoji characters and they work great when messaging other … Read More

OS X 10.10.4 Public Beta 1 & Developer Beta 2 Released for Mac Users

Apr 27, 2015 - 26 Comments
OS X Yosemite

Apple has released the first public beta of OS X Yosemite 10.10.4 to Mac users choosing to participate in the OS X Public Beta program, alongside the second beta of OS X 10.10.4 for registered Mac Developers. The build number of 14E11f is the same for both public beta and developer releases.

How to Use FaceBook Messenger on Mac OS X via Messages App

Apr 25, 2015 - 16 Comments
Mac Messages icon

Facebook Messenger is a popular means of communicating, but the Mac doesn’t have a dedicated Facebook messaging app like the iPhone or Android does… or does it!?! Indeed, you can use Facebook Messenger to message friends from OS X, and in moments you can set up the Mac Messages app to function as a Facebook … Read More

How to Disable Safari Power Saver Plug-In Stopping on Mac OS X

Apr 24, 2015 - 9 Comments
Stop plug-ins to save power in Safari for Mac

Many Mac users may not notice this, but modern versions of Safari support a new feature which automatically stops plug-ins from running in certain situations to save power on the computer. This is kind of like App Nap in OS X, except that it’s limited to plug-ins within the Safari browser itself, which means things … Read More

How to Sniff Packets & Capture Packet Trace in Mac OS X the Easy Way

Apr 23, 2015 - 11 Comments
Reading a captured packet trace PCAP WCAP file in Mac OS X With Cocoa packet Analyzer app

The Mac includes a variety of powerful wireless network tools that offer many features which are helpful for administration and IT purposes, including the ability to sniff packets. Here we will demonstrate how to perform a packet trace in OS X easily by using the built-in Wi-Fi Diagnostics app. Using Wi-Fi Diagnostics Sniffer function is … Read More

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