Why is my macOS High Sierra so slow?

macOS High Sierra is slow or freezes at random Try giving the system some time to configure itself. Go to Applications —> Activity Monitor and see what apps are weighing on your Mac’s memory. Force quit the apps that are excessively eating up CPU resources. Another effective method is to delete your system caches.

How do you see what is causing my Mac to run slow?

If you find your Mac is running slowly, there are a number of potential causes that you can check.

1. Your computer’s startup disk may not have enough free disk space.
2. An app you’re using may require more memory than your Mac has easily available.
3. Quit any app that isn’t compatible with your Mac.

How do I clean up my Mac High Sierra?

How to Perform a Clean Install of macOS High Sierra

1. Step 1: Backup Your Mac. As noted, we’re going to completely erase everything on the Mac.
2. Step 2: Create a Bootable macOS High Sierra Installer.
3. Step 3: Erase and Reformat the Mac’s Boot Drive.
4. Step 4: Install macOS High Sierra.
5. Step 5: Restore Data, Files and Apps.

How do I fix my High Sierra?

Additional Steps to Fix macOS High Sierra Needs To Repair Your Library

1. Go to the Apple icon in the top left corner of your screen and choose Restart from the menu.
2. Hold both Command and R keys to enter Recovery Mode.
3. Select Reinstall macOS.
4. Choose your hard drive, usually MacintoshHD (or whatever you named your drive)

How do I empty the cache on a Mac?

Select the Develop menu and then click Empty caches.

1. And that’s it!
2. If you prefer a keyboard shortcut, simply hit Command + Shift + Delete to clear the cache.
3. Make sure Cached images and files is selected and then hit Clear data.

Is 4GB RAM enough for High Sierra?

4GB is fine for simple usage, such as web browsing, email, and lighter use apps (those that aren’t heavy on system resources). If you need to routinely run large, resource intensive apps such as Photoshop, Premiere Pro, Quark XPress, and the like, 4GB is definitely not enough.

Will more RAM make my Mac run faster?

More RAM lets your computer run bigger apps and more apps at the same time, reducing or eliminating the need to continuously load data from your hard disk or SSD. Most current Macs ship with 4 or 8 gigabytes (GB) of RAM.

How can I speed up macOS Sierra?

But if Sierra is slow, it feels more like a trick than a treat. To give Sierra a speed boost you can turn off transparency and motion effects. This is particularly effective if macOS 10.12 is running on older hardware. To turn off effects in Sierra follow these instructions:

How do I Stop my Mac from running so slow?

Another option is to hide all desktop icons completely using a defaults command, but that is best for advanced users since it involves the Terminal and disabling the Desktop feature. If a Mac feels sluggish, the simplest way to quickly see if something is actively consuming resources on a Mac is with Activity Monitor.

Why does my Mac feel slow after upgrading to macOS Sierra?

For the vast majority of users, the reason their Mac feels slow after updating to macOS Sierra is because of the reindexing features that are going on in the background.

Why is my Mac running so slow when indexing?

In this screenshot example, the “mds” and “mds_stores” processes are running and using a notably high level of CPU – these processes, along with “mdworker” are part of the aforementioned Spotlight indexing that will complete itself. Until these are finished running, the Mac may feel a bit slower than usual.