Your Mac computer is set to go to sleep after a certain amount of time in order to help conserve power or your laptop’s batteries. However, it can be annoying if your computer is going to sleep when you don’t want it to. Here’s how to turn off sleep mode on a Mac using System Preferences and keep it awake with third-party apps.
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How to Turn Off Sleep Mode on a MacUsing System Preferences
To turn off sleep mode on a Mac, goto System Preferences > Energy Saver. Then tick the box nextto Prevent computer from sleeping automaticallywhen the display is off and drag the Turn display off after sliderto Never.
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- It is an engineering.BUG. if many multi-year computer professionals (since 1965, btw) have to resort to Google to figure out how to turn the damn thing on. Apple would prefer we keep it on always. I hate computer professionals who think.
Shut down the computer. Unplug the computer's power cord and ALL peripherals. Wait 15 seconds. Attach the computers power cable. Wait another 5 seconds and press the power button to turn on the computer. If that doesn't work, try resetting the PRAM. This site contains user submitted content, comments and opinions and is for informational purposes only. Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may involve several factors not detailed in the conversations captured in an electronic forum and Apple can therefore provide no guarantee as to the.
- Open the Apple menu. You can do this by clicking the Apple icon in the top-left corner of your screen.
- Then select System Preferences.
- Next, select Energy Saver. This is the icon that looks like a light bulb.
- Tick the box next to Prevent computer from sleeping automatically when the display is off.
- Then untick the box next to Put hard disks to sleep when possible.
- Finally, drag the Turn display off after slider to Never.
Note: If you are using a laptop, you will only see this option if you click the Power Adapter tab at the top of the window. You can also change these settings in the Battery tab as well.
How to Turn off Sleep Mode on a Mac Using Apps
While it is easy for most people to preventtheir Macs from going into sleep mode following the steps above, there are appsavailable that let you tweak your sleep settings even more.
Amphetamine
Amphetamine is an app designed to keep your Mac wide awake by using triggers. You can easily set up the triggers to keep your Mac awake when an external display is plugged in, a specific app is running, and more. Then you can also toggle the on/off switch in the main interface to stop the triggers. You also have full control of how your computer behaves when you’re away, whether it goes to sleep, activates the screen saver, and many other actions.
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Owly
If you want to control your Mac’s sleeping preferences with a simple interface, then the Owly app is your best bet. This app features a small icon that lives in the Menu Bar at the top of your screen. Clicking it will open up a menu that lets you prevent your Mac from sleeping for a set amount of time.
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Now that you know how to turn off sleep mode on your Mac, check out our guide on how to turn off sleep mode on a Windows 10 PC.
Updated on May 5, 2020
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The 27-inch Apple iMac is both a computer and a monitor in one package. The iMac has a display resolution of 2560-by-1440 pixels and has an LED backlight for smooth brightness and color response. If you purchased an iMac, you might find the display so pleasant to use you may decide to use it as an external monitor for your Windows-based PC. If your PC has a video card with a Mini DisplayPort output, the iMac can automatically pick up the computer's video output and display it on the large screen.
Step 1
Step 2
Plug the video cable into the Mini DisplayPort connector on your PC's video card.
Step 3
Plug the second end of the video cable into the Mini DisplayPort connector on the back of the iMac, to the left of the Ethernet port. Professional drum machine software. Above the Mini DisplayPort connector is an icon of a rectangle flanked by two vertical lines.
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Step 4
Turn on the PC and iMac. The iMac detects the PC's video output through the Mini DisplayPort, entering its built-in 'Target Display Mode' and acting as an external monitor.
Step 5
Right-click the desktop after the Windows desktop finishes loading, and select 'Screen Resolution.'
Step 6
Click the 'Resolution' pull-down menu and select '2560 x 1440.'
Click 'OK' to adjust the video output of your Windows PC to match the resolution of the iMac's screen.
References
Tips
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- If you have an aluminum Apple keyboard connected to your PC, you can toggle your iMac between displaying the video output of the PC and its own video output by pressing the 'Command + F2' keys.
Writer Bio Apple mouse switch.
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Aramenta Waithe has been a professional writer and ghostwriter since 1989. Her work has appeared in Florida's 'Sun-Sentinel' and the 'Miami Herald.' She writes about a variety of subjects from home improvement to medicine. Waithe attended the University of Massachusetts and Florida Atlantic University, majoring in oceanographic engineering.