Does it work on macbookpro sierra? Add a comment. Active Oldest Votes. Rs Improve this answer. My problem is fixed, but I still see "sleep 0" imposed by Chrome, but perhaps this is still useful if you have the problem.
I have an Apple wireless trackpad. Kevin Beal Kevin Beal 4 4 bronze badges. Does the same flag also prevent the screen lock? JettaRed JettaRed 11 2 2 bronze badges. Kgoldy Kgoldy 11 3 3 bronze badges. The Overflow Blog. Podcast Explaining the semiconductor shortage, and how it might end.
Does ES6 make JavaScript frameworks obsolete? Featured on Meta. Now live: A fully responsive profile. Related 2. Hot Network Questions. Question feed. Ask Different works best with JavaScript enabled. Determine if it sleeps then. If it does, then you may have a Login Item that is preventing sleep. Whenever you suspect a problem related to power, including sleep, an SMC reset is also recommended.
Active Spotlight indexing will prevent sleep. Wait for it to complete. Check your Sharing preferences for anything that could permit an active network connection.
Toggle each one individually, followed by sleeping the Mac after each inversion. Energy Saver "Wake for network access" can prevent sleep, but unchecking it will prevent the ability to remotely access a sleeping Mac over a network.
Whatever its setting happens to be, change it. Unfinished print jobs will prevent sleep. If a print job is queued, but if the printer is off or the connection to it is lost, the Mac will stay awake forever waiting for the printer to return.
Safari pages that periodically refresh themselves are very common. This will prevent sleep. Frequently checking for new mail may prevent sleep. If applicable, change Mail's Preferences to check for new mail less frequently. Active Bluetooth devices will prevent sleep. Active USB or Thunderbolt devices will prevent sleep. Disconnect them to help isolate the cause. Using Time Machine over a network may prevent sleep. Time Machine using a Time Capsule will not. There are plenty of third party utilities designed to prevent sleep.
One may not have been completely uninstalled. But why does the Mac custom screensaver disappear? The main reason why the screensaver disappears on macOS Mojave is because of a bug. Users have noted that the screensaver disappeared after installing some system updates. After the installation, the screensaver either stopped working or is showing a default folder. What you can do, however, is to set up the screensaver again.
Apple has not yet released any official fix for this bug, so the only way to get back your old screensaver is to set it up again using the instructions above. If you come across any problems, such as the Photo Library missing, simply follow the fixes outlined below. But before setting up your screensaver once again, it is important to clean up your system first for duplicate photos, junk files, and other unnecessary files that clog your system.
Cleaning up your Mac has never been easier with Mac repair app. Here are some common issues you might encounter when setting up your screensaver and how to fix them:. Then try setting up the screensaver again. If the screensaver does work after you set it up, there might be other issues preventing it from functioning properly.
Here are some fixes you can try:. Staring at a screensaver showing your personal photos is much more fun and interesting than looking at a blank screen or a generic screensaver.
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