You may need additional RAM and an SSD upgrade. Current versions of OS X are much slower and more demanding than they were even a couple of years ago. Upgrade your Mac: Show tipīefore updating your Mac, it is important to make sure your Mac can run the latest version of the operating system. These programs will be listed under Kernel Extensions, Launch Daemons, Launch Agents, and User Launch Agents. If you have installed any low-level system modifications, you should run EtreCheck to find out what they are and make sure they will run on the updated system before you perform the update. Apple no longer provides security updates to old versions of the operating system. It is important to keep your Mac updated. Let Apple’s professional security engineers do their jobs and keep you safe. You paid a premium for your Apple products. Making changes to your configuration, and installing additional software, will probably only reduce your security. It will also likely slow down your Mac and cause problems.Īpple includes a more efficient malware scanner in macOS than anything you can find elsewhere. Most Mac antivirus software checks your Mac for Windows malware that is harmless to you. You do not need any antivirus software on a Mac. Don’t be afraid: Show tipĮven though there is an epidemic of scams and adware for Mac users, true malware like trojans and viruses are still extremely rare. Recent versions of macOS include some clean-up features. It will run better the less you tinker with it. Your Mac doesn’t need any "clean-up" software: Show tip Ad blockers are very useful, but have to be regularly updated and double-checked to make sure they haven’t been taken over by advertisers. ![]() If you think you may have installed some adware, run EtreCheck. Avoid adware: Show tipĪnother modern Mac epidemic is adware. Again, clicking the Cancel button is always a safe choice. Other pop-ups: From time to time, your Mac may display other kinds of pop-ups asking you to install some software or provide your password. If you are concerned about security, keep all sharing services off. The firewall on your Mac is a marketing gimmick. Firewalls are tools for network administrators. Important: A Firewall will not protect you if sharing is turned on. ![]() If you really need them, you can turn them on at home, but they should always be off when in public at a library, school, or coffeeshop. Next, go to System Preferences > Sharing and make sure all sharing services are turned off. Clicking the Cancel button is always a safe choice. Even with this setting, you will still have to confirm the installation of any software downloaded from the internet. Go to System Preferences > Security & Privacy > General and make sure the setting Allow apps downloaded from: is set to Mac App Store and identified developers. The most important security feature on Macs is Gatekeeper. ![]() Practice good computer security: Show tip Anything involving Apple is particularly risky as the word “Apple” virtually guarantees that a post will collect clicks, likes, retweets, and may go viral. It is not illegal to post lies and misinformation on the internet. Speaking of the internet, don’t believe anything you see on it. ![]() They are major corporations that operate openly on the internet. Searching the web for anything related to viruses, malware, spyware, etc. Change all of your passwords on your Mac, e-mail accounts, and any internet accounts.Īlthough pop-up web scams are still very common, there are many other types of scams.Restore your Mac to a state from before the hack and.Call your bank and cancel all of your credit and debit cards.Important: Do NOT call the number! The scammers will take control of your Mac, show your cryptic, but harmless log files, make some low-level changes using the Terminal, and charge your credit card $500 or more. On older systems, you can Force Quit Safari and then hold down the Shift key and restart Safari. The next time the dialog appears, you will be able to close it permanently. In recent versions of macOS, you can click OK or press the Return key (useful if the pop-up is partially off the screen) to close the pop-up. If you restart Safari, the pop-up returns. While browsing the internet, a dialog pops up telling you that: This tip is about one specific scam - the Safari pop-up. There is an epidemic of all types of scams today - from duct cleaning to water heaters. Here are some tips that I have collected from helping people at Apple Support Communities.
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