Why is My Mac So Slow? 4 Ways to Speed up Mac!

2017-10-23 04:42:26 / Posted by Rosa Reyes to Utility Follow @ Rosa

It is very normal that Mac can also run slower over the years like Windows, Vista. However, by performing several effective tricks, we can make our Mac run faster. This guide introduces a comprehensive list of things that could slow down Mac and how to speed up Mac.

Why is my Mac so slow?

There are many things that may cause Mac running slow. Below are some common reasons:

1. Your Mac hard drive is getting full. There are too many files stored on it.

2. Have installed too many Mac apps.

3. Your macOS operating system is outdated.

4. Your Mac doesn’t have enough RAM

5. Too much startup items.

Whatever, you can try to speed up your Mac by using below effective ways.

How to speed up Mac

1. Clean up Mac hard drive

Over the years, you've probably cluttered your Mac with useless applications and files including duplicate files, large media files, etc. To speed up Mac, you need follow below guides to delete files and apps that you no longer use or need.

Find and remove duplicate files on Mac

Duplicate files are a waste of Mac space, consuming the precious HDD space and cluttering your Time Machine backups on Mac computer. And it is a tedious work to find duplicate files manually. Fortunately, there are some professional duplicate file finders to help you get rid of duplicates.

Here I will recommend you Cisdem Duplicate Finder to find and delete duplicate files from Mac hard drives and external devices like USB, SD card, digital camera. It also supports Mac apps like Photos and iTunes. Download it for free trial now and remove duplicates immediately.

Free Download

Step1. Click “+” to add one or multiple Mac hard drives and click “Scan”.

Step2. This app begins to scan for duplicates. And it will show real-time scanning results.

Step3. After scanning, you can preview each duplicate. Then click “Select All” to select all duplicate files and hit “Delete” to remove them.

Find and delete large files on Mac

You can manually find large files on Mac. Just open Finder on your Mac. And click "All My Files" or other hard drive devices name. A number of files will be listed. Then click "Action" in the menu bar and choose "Arrange By", select Size. All files will be listed in different size groups. Choose the larger one that you don't need anymore to delete. And you can also move the files to external devices before deleting them to Trash.

Uninstall Apps

It's a good idea to uninstall apps that you really don't use. To uninstall apps on Mac, navigate to Finder > Applications, highlight the apps you don’t need and right click to choose “Move to Trash”.

Empty Trash on Mac

After you delete duplicates, unused files, apps to Trash, don’t remember to empty the Trash bin. To empty Trash, just right click Trash icon in the dock, and choose “Empty Trash” to delete the files permanently. By the way, if you accidentally delete important files permanently without backup, you can also recover them by using a Mac data recovery tool.

2. Upgrade macOS to the newest.

New versions of macOS contain performance enhancements and security improvements to make your Mac running smoothly and safely. So you can speed up Mac by upgrading your Mac to the newest macOS operating system.

To upgrade macOS to the newest macOS 10.15 Catalina, download Catalina on the Mac App Store and open the installer, then follow the on-screen instructions to install Catalina on your Mac.

upgrade to macOS Catalina

3. Add more RAM on Mac

How do you know your Mac is running slow just due to low memory? You can check your RAM by keeping an eye on your memory usage with Activity Monitor. Click on System Memory tab and have a look at the pie chart at the bottom.

If the chart is red or orange, that means you need to add more RAM to speed up Mac. You can follow below tips to add RAM.

  • Close the apps that occupying a lot of CPU power by selecting the app and clicking on the “x” button in the left-hand corner of the Activity Monitor.
  • Replacing HDD with SDD is one of the most common ways to add RAM on your Mac.
  • If you have lots of photos in Photos Library, you can move your photos from the startup volume to your external volume. Then hold down the Alt/Option key and open Photos, select Photos > Preferences, and in the General tab, click Use as System Photo Library.

4. Manage startup items

Startup items are a bunch of services and applications that will launch every time you start up your Mac. When you start your Mac, the startup items load up in the background and slow down your Mac the whole time you’re using your Mac. Follow below steps to speed up Mac by removing startup items.

Step 1. Navigate to System Preferences > Users & Groups.

Step 2. Click the Login Items tab, and you'll see a list of apps or services that open automatically every time you turn on Mac.

Step 3. Highlight the items and click the "-" button to remove them from the list.

You can speed up Mac with the above 4 ways. If you have any other perfect ideas on this topic, please share them with us in the comment section.

Most Popular Downloads

Data Recovery for Mac

The best data recovery software to recover deleted, formatted, or lost data from your Mac, laptop, SD card or removable devices.

Learn More

PDF Converter OCR for Mac

Convert native or scanned PDF and images to Word, Text, Excel, PPT, Keynote, Pages, Rtfd, images, etc. on Mac.

Learn More

Hot Articles

  • The Complete Guide on Using iPhoto Library Manager on Mac

    Do you really know what is iPhoto Library Manager? What you can do with the help of iPhoto Library Manger? Is it safe for you to use? If you don’t know, don’t be panic. Here is the complete guide on using iPhoto Library Manager for Mac users.

  • Best Duplicate Video Finders for Mac and Windows

    It's surprising how much disk space duplicated files such as music, videos and photos can take. A duplicate video can take up much more space than duplicate music or photo, a 5-minute video in .flv format takes up about 12MB. So removing these duplicate videos can free up more space on Mac. Here we introduce 8 best duplicate video finder that can find duplicate video files with totally the same content even in a different format.

  • Top 7 Best Duplicate Photo Finders for Mac: Delete Duplicate Photos in Minutes!

    It is common knowledge that most of the storage space in an average user’s Mac is used up by such duplicate photos and images. Removing duplicate photos manually is time consuming and annoying task. How to easily and quickly find and delete those same pictures and photos? This article will recommend you top five duplicate photo cleaner and make comparison to decide which one is the best choice for you.

0 Comments Leave a Reply