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You can kill processes the same way you would an app that’s crashed. To see the memory, click the “Memory” tab, and reorder the “Memory” column in descending to see similar results. Sometimes, performance issues are caused by memory leaks, where a particular task or process eats up all the available memory. If you spot anything using more than its fair share, click it, and then click the “X” to kill the process. This way, the apps using the most processing power appear at the top. Click the “CPU” tab and view the “% CPU” column in descending order. If you’re not sure which app has crashed, or you think one crashed in the background, launch Activity Monitor. You can also use the keyboard shortcut Command+Option+Esc to force quit the current app. If you suspect an app crashed, right-click its icon in the Dock, hold the Option key on your keyboard, and then click Force Quit.
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Sometimes, just the app that’s crashed exhibits this behavior other times, misbehaving software might attempt to take your whole machine down with it. When software isn’t working correctly, it can make your machine seem unresponsive. RELATED: 10 Quick Ways to Speed Up a Slow Mac App Crashes: How Software Can Slow Down Your Mac The company only charges you for repairs after it has your consent to make them.
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Remember, it’s free to book an appointment at an Apple Store, find out what’s wrong with your machine, and how much it will cost to fix. If you want Apple to repair your machine, you have to pay out of pocket if the warranty’s expired, unless you have AppleCare. From there, they should be able to recommend a fix for the problem.
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If you book a free Genius appointment at an Apple Store, they run a full set of diagnostics on your machine. Then the system will launch from that device every time.In a worst-case scenario, you can always ask Apple to take a look. unless you keep the boot media in the USB port. That won’t be a problem, since the BIOS will move to the next device in the boot sequence. In the future, your computer will first check the USB port for boot media when starting up.
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If you do nothing, your computer will go to the next device in the boot sequence list, which will likely be your hard drive.
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In that case, you’ll need to:Įxpand to show all hard drive device options NOTE: If you cannot find USB or Removable Devices among the device options, your BIOS may list it under Hard Drive Devices. Move USB to be first in the boot sequence.All of the available system devices will be displayed in order of their boot priority. Using the arrow keys on your keyboard, select the BOOT tab.When you choose to enter BIOS Setup, the setup utility page will appear.(Depending on the company that created your version of BIOS, a menu may appear.) During the initial startup screen, press ESC, F1, F2, F8 or F10.Press the Power button for your computer.Start by plugging the thumb drive into a USB port. Otherwise the computer will load from the hard drive as normal. If you’re booting from USB media, you must change the BIOS boot order so the USB device is listed first. The boot order tells the machine which devices to search for the software needed to launch the computer and the priority each device in that search. That’s because the BIOS settings include the boot sequence the machine follows when starting up.
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Starting your PC using USB rescue media is not difficult, although it first requires an adjustment in the BIOS (Basic Input Output System).