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Most of the time, you don ’ deoxythymidine monophosphate think about processes that are active on your Mac in the background. You work with apps, but don ’ thyroxine consider things like synching, index, and network connectivity — all of which are necessary for your Mac to work properly .
occasionally, you might notice that your Mac is running slower than usual. You take a glance at the background activity and discover that a WindowServer procedure is taking up a significant percentage of your CPU .
You might wonder what is WindowServer ? Why do you need a WindowServer Mac march and how to make certain it uses less of the CPU and RAM available. Let ’ s find out.
What is WindowServer Mac process
WindowServer is a congress of racial equality work of your macOS, connecting all your interface applications and actions to your display. therefore if you see something on your Mac — WindowServer was involved in it being shown .
basically, WindowServer draws all the graphic elements and keeps track of all the changes for window put, background icons, fonts, Spaces, animations, ocular effects, etc. It ’ south besides responsible for all the external displays. Every time you open a newfangled windowpane, switch to a different pill, or tweak a photograph, WindowServer is actively redrawing your shield .
On most recent Macs, the WindowServer process is designed to run in the backdrop without you always noticing. It ’ s a completely safe ( and essential ) serve to leave run. But, sometimes, you might find it misbehaving .
Why WindowServer uses so much CPU
In some rare cases, your WindowServer action could spin out of control condition and eat improving 30 to 50 % of your CPU. Why does that happen ?
The spike in WindowServer activeness could be legitimate and caused by your increase activity — video recording editing or bet on, for case, or something else that requires redrawing the screen quickly .
Another reason for the WindowServer process to spike is a bug in the app you ’ re presently using that could cause constant bracing .
More long-run increases in WindowServer natural process could be due to working on multiple high-resolution ( e.g. Retina ) displays, having a cluttered desktop, and using lots of macOS effects, such as foil and dangle shadows. Older Macs have an specially hard time processing modern ocular effects .
How to track WindowServer CPU usage
If you want to keep racetrack of how a lot CPU the WindowServer serve is using at any given consequence you can do thus with the default utility called Activity Monitor :
- Launch Activity Monitor from the Utilities folder in Applications
- In the CPU tab, search “WindowServer”
- Take note of the CPU percentage the process is currently consuming
Note: Don’t try to quit the WindowServer process like you would do with other tasks. This process is essential to system performance and will just open right back up, likely with the same CPU load.
App Tamer is an even better way to manage WindowServer. This lightweight but powerful utility lives in your menu bar and monitors every serve on your Mac, so you don ’ t have to keep Activity Monitor open all the meter. What ’ s more App Tamer allows you to set limits for how much CPU every undertaking can be consuming .
For exemplar, to limit your Safari CPU usage :
- Launch App Tamer
- Click on Safari in the list of processes
- Check “Slow down this app if it uses more than:”
- Enter the max CPU percentage allowed
How to lower WindowServer CPU usage
In case WindowServer is in truth taking up lots of CPU on your Mac for an extend time period of time, you can try a few things to tame it down .
Quit all unnecessary applications. If you have multiple applications open at the lapp time, WindowServer would have to redraw them all with every interaction. As you close your apps, monitor the exchange through App Tamer and you could find the one creditworthy for most of the CPU hog.
Close the windows you don’t use. Every extra window adds slant to the WindowServer process. so make indisputable merely the ones relevant to what you ’ re doing are exposed. You could besides try merging separate windows into tab key. The same goes for a number of desktops in Mission Control .
Speaking of Mission Control. To make this function even more useful on Mac, you need to have Mission Control Plus .
Mission Control Plus is a small utility that adds the close button to all the windows in Mission Control, making closing them a breeze. It besides provides you with handy shortcuts for completion, open, and minimizing windows deoxyadenosine monophosphate well as quitting apps .
Use fewer monitors. Do you actually need to have a few Retina screens going on at once ? Consider switching off some monitors when you don ’ triiodothyronine use them to give the WindowServer summons a pause .
Reduce transparency. There are lots of ocular effects on Mac that you can tweak to use less CPU, but transparency is a large one. To turn it off, go to System Preferences ➙ Accessibility. Move over to the Display yellow journalism and check “ Reduce transparency ” .
Delete login items. When you start up your Mac, there might be a draw of processes loading at once : all the utilities and apps you use. It ’ s a good mind to review the login items from clock to time, to see whether there ’ s anything you don ’ t need :
- In System Preferences, go to Users & Groups
- Select the user and then switch to Login Items
- Use the minus icon to delete any unwanted processes
Optimize your Mac. The best direction to keep your Mac in form year-round is to use an app specifically made for this purpose — CleanMyMac X .
CleanMyMac X is the easiest way to keep your Mac working at top speeds. This app ’ randomness Maintenance faculty can take your Mac from boring to race-ready in seconds, with options to free up RAM, run maintenance scripts, animate phonograph record permissions, and more. Along the way, CleanMyMac X would check your car for any malware that could have influenced WindowServer adenine well and delete any trash files .
To improve your Mac with CleanMyMac x :
- Launch CleanMyMac X
- Navigate to the Maintenance tab
- Check all the scripts you want to use
- Click Run
- Repeat with Malware and System Junk tabs
Update your software. Old Mac apps can run slower than their newer and more optimize versions, so make certain to check the App Store and individual apps for updates. At the like meter, go to System Preferences ➙ Software Update to see if there ’ s a new macOS version available. ultimately, if nothing works — try to restart your Mac.
As you can see, managing the WindowServer Mac process is easy, particularly when you have the right tools to do indeed, such as App Tamer, Mission Control Plus, and CleanMyMac X .
Best of all, App Tamer, Mission Control Plus, and CleanMyMac X are available to you absolutely rid for seven days through the trial of Setapp, a chopine with more than 210 top-class Mac apps ready to take on any task you can imagine. Try the whole Setapp collection today at no cost and pick your newfangled darling tools .