Safari running Slow on Mac

The best and the most demanded web browser for Mac, Safari too has the tendency to slow down while opening or loading websites and web pages or simply while viewing something. Safari running slow on Mac is not a new problem the users face during the browsing experience. However, it is also not a big deal, and this problem can be solved.

This article will tell you the reasons and solutions to the problem of Safari running slow on Mac.

Why does Safari Running Slow on Mac?

Following are the reasons why Safari runs slow on Mac:

1. Too much cache data and browser history.

2. Too many Safari extensions.

3. Lot of tabs and programs are running together at the same time.

4. Auto-play ads keep appearing again and again.

5. Safari is not up-to-date.

6. There’s a file corruption or error in your Mac.

How to Fix Safari Running Slow on Mac?

The following fixes will tell you how you can solve the problem of Safari running slow on Mac.

Solution 1: Clear History to Fix Safari Running Slow on Mac:

When you visit many sites on Safari, the browser tends to save its information which is mostly the cache memory, automatically. With time, this information keeps piling up, which lowers downs the speed and functioning of Safari.

Clear the history of Safari with the help of these steps:

1. Firstly, click on the Settings icon in the upper right corner of your Safari screen.

click on safari to Fix Safari Running Slow on Mac

2. Now, click on Reset Safari, and from the list that appears, select the items you wish to clear.

3. Last, click on the Reset option.

Delete your Safari history in regular time intervals to maintain the speed and functioning of your Safari on Mac.

Solution 2: Change DNS Setting to Fix Safari Running Slow on Mac:

Changing your DND settings to the public on Mac help to decrease the loading time, protects the users from redirects to potentially malicious websites, and even delivers accurate results to the user. Doing so provides even more protection than ISP servers. You can change DNS Settings on your Mac with these steps:

1. Firstly, select the Apple menu and then click on System Preferences.

system preferences

2. Now, click on Network, and from the list on the left, select the network connection service you want to use (public) and then click Advanced.

click on network to Fix Safari Running Slow on Mac

3. Finally, click DNS and then tap on the Add button at the bottom of the DNS Servers list.

Solution 3: Disable Safari Extensions

Though Safari provides its users with some of the best extensions, these extensions tend to become the very reasons for Safari running slow. In addition, these extensions directly affect the user’s browsing experience. You can disable or even uninstall the Safari extensions with the help of the following steps:

1. Open Safari, then got to Preferences, and then click on Extensions.

safari preferences

2. To turn off or disable an extension, deselect its checkbox.

3. And to uninstall an extension, select that particular extension and tap the Uninstall button.

safari extension to Fix Safari Running Slow on Mac

Solution 4: Check for the latest updates

All MacBook Pros after 2009 are compatible with at least macOS Sierra, which means that if you are using a version lower than this, your Mac ought to be working slow. It is always suggested to keep your operating system as well as the apps up-to-date for best functioning. You can follow the steps provided below to check and update your Mac:

1. Click the Apple logo in the top-left corner of your system and select the System Preferences option.

system preferences

2. Now, tap on System Updates.

System Update to Fix Safari Running Slow on Mac

3. Your system will now automatically check if there are any updates available for your Mac. If the update is available, click on it and start the updating process.

Solution 5: Repair User Account

At times, unknowingly, your User account tends to become corrupted. Your user account is home to all your information on your Mac. Be it files, pictures, videos, Safari history data, custom settings created for apps, and almost every single thing.

To avoid malicious activities that can occur on your User account, because of which your Safari is running slow too, you need to reset your Home Folder permissions. You can also avoid any such circumstance by creating an alternate Administrator account. This will help you avoid losing any of your data. Moreover, your safari browsing experience will become better with this too.

To reset the permissions of a corrupt user account, follow these steps:

1. Firstly, shut down your computer and press the Command+R keys.

2. Next, press the power button and hold the Command+R keys until the Apple logo appears.

3. Then move on to select Disk Utility and then select Disk Verify Permissions.

4. After you have verified the Disk Permission, choose Repair Disk Permission.

Solution 6: Remove Junk Files on your Mac

Cache files are junk files that store temporary data of not only Safari but all the apps that you use on your Mac. As these files keep accumulating, they hamper your browsing as well as the working experience on Mac as a whole. You can follow these steps to remove the junk or cache files from your Mac:

1. Firstly, open Finder and then press Command+Shift+G keys.

2. Now, enter this command and then select Go:

cashes Safari to Fix Safari Running Slow on Mac

3. All your cache files will now appear. To delete them select all of the files. Next, press Command and click on the folders you want to delete if you don’t want to remove all files.

4. The pop-up that appears will ask you to enter your user name and password in order to move ahead with deleting the files.

Solution 7: Delete Safari Preference Files

There can be chances that the Safari Preference files have become corrupted, because of which your Safari is running slow. However, you can delete the Safari Preference files with the help of these steps:

1. You first need to open the Library on your Mac and then go to the Preferences folder.

2. In order to delete the Preference files, remove any file that begins with “com. apple. Safari”

Frequently Asked Question

Q1. Does clearing history speed up Mac?

Answer: The temporary information and pictures of the sites that you visit tend to save in the form of cache files in your Mac’s Safari. Cleaning these files and memory from time to time helps boost the speed of your Mac as well as Safari.

Q2. Does Safari work better than Chrome on Mac?

Answer: Since Safari is the default Mac preference option as a browser, it makes Safari the fastest, less taxing on the system, and offering the best privacy option to its user. Therefore, any other browser stands in the second position after Safari for Mac users.

Q3. What happens if I delete all cache files on Mac?

Answer: Cache files are junk files that store temporary data of not only Safari but all the apps that you use on your Mac. As these files keep accumulating, they hamper your browsing as well as the working experience on Mac as a whole. Therefore, it is suggested that you keep deleting your cache files time-to-time. Furthermore, it is safe to delete all cache files on your Mac.

Q4. Is it safe to delete the cache folder on Mac?

Answer: Deleting all the cache files is always a good way to keep the speed and functioning of your Mac on track. However, if you might find deleting all the cache files risky in any rare case, you are advised to leave all apps before deleting all the cache folders and then immediately restart your system.

Q5. How do I clean up others on my Mac?

Answer: To clean the Other category on your Mac, follow these steps:

1. Start by clicking anywhere on your Desktop and then pressing the Command + F keys.

2. Now, select the This Mac tab and open the first dropdown menu.

3. Next, choose the ‘Other’ button and tick the File Size and File Extension option, and lastly, click OK.


We hope the article has been able to solve your Safari is running slow on Mac problem. Follow the steps mentioned above accurately to boost the speed of your Safari. However, if you are still not able to solve the problem, then you can connect with us via the chat box at the bottom right or through the comment section below. We’ll try to help you solve the Safari is running slow on the Mac issue.

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