Use the fastest ports your old Mac has to connect peripherals—from slowest to fastest, it goes USB 1.1, FireWire 400, USB 2.0, FireWire 800, USB 3, Thunderbolt—but if the ports your Mac has. Jan 23, 2014 Tomorrow is the 30th anniversary of the Mac, so it's a great time to revisit the Macs of the past. You can't run really old Mac software on a modern computer, but there are several ways to emulate. While Mac hardware and software is denoted by its stability, the difference here has lessened. The odds of getting a virus or malware with a PC remain higher than with a Mac, but this is more about the numbers game than technology. About 7.5% of the computers in use are Mac, according to IDC, so hackers spend more time and creativity attacking PCs. Quite a few people still have Power Mac G5s kicking around, and quite a few people have iMac G3s around as well. That's our guess of what still has the most ground in the PowerPC World. The PPC Archive team ourselves has a variety of machines, ranging from iMac G3s, Blue and Whites, iBooks, PowerBooks, and G5 systems!

How to get updates for macOS Mojave or later

If you've upgraded to macOS Mojave or later, follow these steps to keep it up to date:

Choose System Preferences from the Apple menu , then click Software Update to check for updates.
If any updates are available, click the Update Now button to install them. Or click ”More info” to see details about each update and select specific updates to install.
When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, iTunes, Books, Messages, Mail, Calendar, Photos, and FaceTime.

To find updates for iMovie, Garageband, Pages, Numbers, Keynote, and other apps that were downloaded separately from the App Store, open the App Store on your Mac, then click the Updates tab.

To automatically install macOS updates in the future, including apps that were downloaded separately from the App Store, select ”Automatically keep my Mac up to date.” Your Mac will notify you when updates require it to restart, so you can always choose to install those later.

How to get updates for earlier macOS versions

If you're using an earlier macOS, such as macOS High Sierra, Sierra, El Capitan, or earlier,* follow these steps to keep it up to date:

Open the App Store app on your Mac.
Click Updates in the App Store toolbar.
Use the Update buttons to download and install any updates listed.
When the App Store shows no more updates, the installed version of macOS and all of its apps are up to date. That includes Safari, iTunes, iBooks, Messages, Mail, Calendar, Photos, and FaceTime. Later versions may be available by upgrading your macOS.

To automatically download updates in the future, choose Apple menu  > System Preferences, click App Store, then select ”Download newly available updates in the background.” Your Mac will notify you when updates are ready to install.

* If you're using OS X Lion or Snow Leopard, get OS X updates by choosing Apple menu  > Software Update.

How to get updates for iOS

Learn how to update your iPhone, iPad, or iPod touch to the latest version of iOS.

In Finder, hold down Alt and click Go at the top of your screen. Click on Library to open up the, normally hidden, folderBe prepared for one very cluttered looking Desktop if you decide to uncover all the hidden files there. Repeat step 2 to hide them again!This process will also work elsewhere, including your Documents or Applications folders. However, if you know what you’re looking for is in your /Library folder and would rather jump straight into that then you can take the following steps instead:. Your hidden files will become visible. How to hide folders.

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Learn more

Learn how to upgrade to the latest version of macOS.
Find out which macOS your Mac is using.
You can redownload apps that you previously downloaded from the App Store.
Your Mac doesn't automatically download large updates when it's using a Personal Hotspot.

0 0 likes 8,470 views Last modified Aug 17, 2012 9:08 AM

You can't upgrade any PowerMac past Mac OS X 10.5.8. That means Mac OS X 10.6 Snow Leopard, 10.7 Lion, and 10.8 Mountain Lion will not work with any PowerMac.

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PowerMacs with PowerPC 601 to 604 processors can all be upgraded to Mac OS 9.1, except certain Performa/Powermac 54xx/55xx/63xx/64xx machines which were limited to Mac OS 7.5.5 where X can be any number.

PowerMac G3s with a Beige case could be upgraded to Mac OS X 10.2.8. Some may require a firmware to be installed before upgrading past 10.1.5 to 10.2 or later. A third party XPostFacto software expanded some of these machine's upgrade options.

PowerMac G3s with a Blue and White case, and PowerMac G4 PCI could be upgraded to Mac OS X 10.4.11, however, could not boot externally via Firewire, nor USB any version of Mac OS X. An internal drive solution is needed to boot the installer disc of any Mac OS X. Some may require a firmware to be installed before upgrading past 10.1.5 to 10.2 or later.

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Powermac G4 with up to dual 800 Mhz processor were limited by Apple to Mac OS X 10.4.11, though third party software known as LeopardAssist could force Mac OS X 10.5 to 10.5.8 to be able to be used on some of those Macs. Note with Mac OS X 10.5, Classic is gone. If your PowerMac supported booting into Mac OS 9, it would continue to be able to do so after upgrading to 10.5 as long as the Mac OS 9 drivers were left installed.

Powermac G4 with 867 Mhz, 1 Ghz and higher, and G5 machines could all be updated to 10.5.8. The PowerMac G5 is not to be confused with the Mac Pro, the user tip on upgrading to Snow Leopard explains how to tell them apart.

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This user tip explains additional upgrade options.