Mac Won’t Sleep – The Easiest Ways To Deal With This Issue

In today’s technological era, Mac is undoubtedly one of the most reliable devices around the world. It’s common for Mac users to be taken unawares by an apparent failure of the sleep-wake functionality of their Macs. Though these Apple devices provide a myriad of features, sometimes the Mac users encounter many problems with their devices. One of the most frequently occuring error is when the Mac won’t sleep. As a Mac user, you might get totally confused to find out why your Mac does not turn on after trying to open many times. If you also face this type of situation then don’t panic. Because in this article, we are providing different ways to solve this issue very quickly at ease.

Major Indications of Mac won’t Sleep Issue

Let’s give an eye at the situations which would indicate Mac won’t sleep issue before discussing the causes and solutions to resolve this issue:

• Sometimes, you won’t be able to make your iOS device sleep, until you close the cover.
• Consuming more energy than necessary, ‘display burn-in’ will occur.  
• The display starts to dim.

Know the Possible Reasons that lead to the Mac won’t Sleep Issue

Any problem with your Mac device is a barrier of using it hassle-free. Hence, it is essential to know the exact cause of this Mac won’t go to sleep issue, and then eliminate it accordingly. Stated below are some of the possible causes that you should always take care of leading to your Mac refusing to go to Sleep mode:

• Due to the changes in the settings of the Energy Saver, this issue might arise. This issue can occur this issue when the display is off.
• No Wi-Fi network access.
• Disabling of Power nap while you plug a power adapter.
• Due to the problem with the Bluetooth settings.
• Incorrect sleep settings.
• Incompatible applications.

Preferable Solutions to Eliminate Mac won’t Sleep Issue  

Whatever be the reason for which the error appears on your Mac device, it can be solved seamlessly, if proper solutions are implemented. We have assembled all the issues for a long time as we can include each and every solution in this article. Have a look at the possible ways of resolving this Mac not sleeping issue permanently. Just follow them to fix this problem:

Method 1: Reset the SMC

Resetting the main SMC chip (System Management Controller) can help you put your Mac to Sleep Mode. So, it’s a worth try.

1. At first, turn off your Mac device and plug into the power adaptor.
2. Then, press the Shift, Control, Option keys and the power button at the same time.
3. After a few seconds, leave all the keys and the power button at the same time.
4. At last, tap the power button and turn on your Mac device.

Hope this method will help you to solve this error. If you encounter this error still, then go through the next methods.

Method 2:  Check if the Sleep Settings are Set Properly or not

If the settings of the sleep feature are not set properly, then you can face this Mac not sleeping issue. Try to check out the following steps to fix it in the right way:

1. First of all, open ‘System Preferences’ and choose ‘Energy saver’ folder from the hardware section.
2. After that, click on the Schedule option.
3. Then, select the Sleep button which you will find at the bottom of the drop-down list for setting the time. Then, select the Sleep mode.
4. At last, hit the OK button.
5. Now, check whether this issue still persists or not.

Method 3: Check the Printer and the External Drivers

Sometimes, USB can be the cause of this issue. First, check that your Mac device works properly without any external drivers or printers added. But it is not working properly, follow the guidelines instructed below:

1. At first, turn off your Macbook. Then, enter the installation media using a USB drive or a DVD and restart your Mac.
2. For rebooting, enter your language preference and tap on ‘Repair your computer’.
3. Then, click on the Troubleshoot, and then the Advanced option. You will find the ‘Automatic repair’ option. Just click on it.
4. Wait for sometime, and then restart your device.
5. Unwanted loss of power.
6. Missing of Hibernation files.
7. Check if the issue is resolved or not. If not, then try the other methods provided by us which can surely help you to fix this major issue.

Method 4: Change the Resolution of the Display

More resolutions than needed or the small amount of resolution on the display can be the reason behind this troublesome issue. So, you need to adjust the resolution properly and set it to the correct to avoid the external display issue in Mac device. To do this just try these steps one by one:

1. At first, go to the Apple menu from your Apple device and choose the ‘System Preferences’ option.
2. Now, click on the Display icon from this System menu.
3. Tap on the Default display and check the resolutions of the images. If more resolutions are found than its capacity, then choose a perfect one as well as the refresh rate from your system.
4. When the display shuts down automatically somehow, during the modification of the resolution, then press the Esc key to undo the changes. If not, then shut down your device after this modification.

If you fail to change the resolution, then try to reboot the Mac system with the Safe mode. So, follow the steps below to make the problem easy to resolve.

1. First of all, reboot the system and press F8 from the keyboard immediately after appearing the Apple logo on the screen.
2. Now, choose the Safe Mode by navigating the arrow keys from the keyboard and press the Enter button to reboot the system in Safe mode.
3. Then, reset the video port as per your needs to avoid the video quality issue.
4. Now, check the resolution window and this will remove this Mac won’t sleep issue.

Method 5: Clear out the Hibernation Files

When the Mac system doesn’t recognize the Hibernation files in your device, it will recreate it. But the process can damage the files. So, if this happens you can force your Mac device to recreate it. Just type and run the below command in the Terminal of the iOS system.

“sudo rm /var/vm/sleepimage”

Method 6: Disable the System Hibernation

Hibernation mode can be the cause of this Mac not sleeping issue while unwanted power-loss happens. To disable this Hibernation mode, you have to run these following commands in the terminal of Mac.

“sudo pmset standby 0”

“sudo pmset autopoweroff 0”

By running these two commands, you can easily disable the Hibernation mode. If this trick is not worked, then you can run these commands again to disable this mode by replacing the 0 with 1.

Method 7: Scan for the viruses and malware

If this error still strikes to your Mac device, then the last thing you can perform scanning to remove the viruses from your device, Sometimes, a malware attack corrupts the disk files as well as the damage the disk spaces. However, you need to scan the antivirus software in your Mac. To perform this operation, you may follow the steps below and save your system from Mac won’t sleep issue.

1. First of all, open the antivirus window by tapping on the installed security software.
2. Now, open the ‘System Preferences’ window by tapping on it.
3. Choose the files which you want to scan or you can click on ‘Select All’ to scan the entire Mac device.
4. Now, select the Scan tab. By selecting it, it will automatically start the scanning process.
5. It will take several minutes to find out the virus infected files. Then, it will be detected automatically by running it.

Hope you have tried all the solutions mentioned in this article and fixed Mac won’t sleep issue without any hassle. If this error still persists, then it’s recommended to leave your Mac device on a professional’s hand.