Apple Seeds First Developer Release of macOS Sierra 10.12.6

Apple released the first developer release of macOS Sierra 10.12.6 on Tuesday, just one day after shipping macOS Sierra 10.12.5. The company didn’t announce any new features in the release, and it’s likely to be another maintenance release ahead of Apple’s World Wide Developer Conference in June.

macOS: Speedifier Lets You Control Video Speed In Safari

Speedifier is a Mac app that lets you control video speed in Safari for HTML5 videos. You can use the extension on any on any website. Speedifier was developed by Arno Appenzeller, a part-time Mac and iOS indie developer from Germany. Andrew Orr reviews the app to test it out.

4 Tricks for Using Bookmarks Folders in Safari

For today’s Quick Tip, we’re going to cover some features of bookmarks folders in Safari on the Mac. Using a few handy-dandy shortcuts, you can open a bunch of your sites in new tabs or replace the existing ones! Just don’t do one thing when you meant to do the other, all right?

macOS: Finding the Hidden Advanced Display Preferences

When you look at Display Preferences in macOS and remember what choices you used to have, you may wonder what happened to things like Detect Displays. Jeff Butts has found that a simple keypress is all it takes to get that option, and more, for advanced tweaking of your Mac’s display.

Evade the macOS 'Too Many Open Files' Error by Pushing the Limits

Here at Mac Observer, we’re penultimate geeks. We push our Macs to the limits, and then find ways to surpass those limits. macOS has limits put in place that result in occasional error messages about “too many open files,” which one of the team ran afoul of. Jeff Butts dove deep into the core of macOS and found out how to increase the limits Apple has imposed upon us.

macOS: How to Copy Files as Pathnames

If you need to reference a file or a folder with a really long pathname, then don’t waste your time typing out the whole thing when there’s a shortcut to help you! Today’s Quick Tip is about a better, faster way to point people toward items on their Macs, and Melissa Holt’s got the scoop.

macOS: How to Roll Back the Firmware on Your AirPort

If you update your Time Capsule or AirPort Extreme and your network starts having issues, then just go and roll back the version you installed! This little-known feature will let you revert the firmware on your Apple network devices in case you run into trouble, and Melissa Holt’s gonna tell us how in today’s Quick Tip.

8 Ways to See the Charge Level of Your AirPods

If you’ve got a pair of Apple’s bluetooth headphones, dubbed “AirPods,” then it’s good to know that there are tons of ways to check their battery levels. Considering that the AirPods don’t have a physical indicator of how much charge they’ve got, that’s a good thing! In today’s Quick Tip, Melissa Holt’s gonna go over a number of methods for finding out how much more listenin’ you can do.

macOS: Reduce PDF File Size in Preview

This Quick Tip is about a little-known feature of Preview that’ll let you shrink the file size of large PDFs, so you could use this when you’re bumping up against uploading limitations, for example. Come read about how to do it (and why you should pay attention to how your file looks afterward!).