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macOS Ventura Slow? Fixes Here

Written by John

Apple has finally released the new operating system for Mac called macOS Ventura. macOS Ventura is the thirteenth version that comes with many exceptional features. It is one of the major updates to the macOS that focuses on all key areas, from privacy to performance. Apple has introduced many new features in almost every application, including Spotlight, Safari, Mail, and Camera.

The new macOS Ventura comes with many impressive changes. However, it has some minor issues as well. We noticed that our Mac became quite slow after installing the latest version. We also received some queries about the Mac slow issue after the Ventura update. Many users noticed their Mac was slow after Ventura update. We tried different ways to fix the macOS Ventura slow issue, some worked, and some didn’t.

This article mentions nine methods that worked and resolved the macOS ventura slow issue. We suggest following all methods to fix the slow macOS Ventura after update issue. We assure you that any of the mentioned methods will surely help you improve your Mac speed.

How to Speed Up macOS Ventura

Is your macOS Ventura running slow? You can try the below-mentioned methods to see if your Mac performance improves. This section mentions different ways to speed up macOS Ventura. We have tested these methods ourselves. These ways will indeed help in improving your macOS Ventura speed. Here are some methods to speed up macOS Ventura 13.

1. Use Diagnostic Tool by Apple

Reason: One of the causes of macOS Ventura slow speed could be the fault in any hardware part or software.

Fix: One of the first ways to fix macOS Ventura slow issues is to use the Diagnostic Tool by Apple. Macs come with an in-built Diagnostic Tool that lets you find problems with your Mac. This tool can find all kinds of issues, from hardware to software. You can use it to check RAM, power controller, logic board, battery, and other wireless components with ease. This will help fix slow macOS Ventura after the update issue. Follow the steps now.

Apple Diagnostic Tool

Step 1. First, shut down your Mac, and remove all external peripherals, such as a mouse, keyboard, display, etc 

Step 2. Then, connect your Mac with AC power. (Note: Don’t start the hardware test using your Mac’s battery only)

Step 3. Go to Apple Diagnostic Tool:

  • M1, M2 Mac: Turn on your M1 or M2 Macs and Hold the Power button. When you see the "Startup Options" then press the ‘Commands + D’ keys.
  • Intel Mac: Power on your Mac, and press the ‘D’ keys immediately, as soon as the screen appears.

Now, select the language with which you want to proceed further. When the hardware test completes, you will see all the errors in the ‘Test Results’ section. You will see a ‘No issues found’ message if the test finds zero errors. However, Otherwise, if it finds some errors. You will see them with the Error Code. You can Google the error and find the solution. You can now quit the test by clicking the ‘Restart ’ button.

2. Fix macOS Ventura High CPU Usage

Reason: It could be possible that some of your programs are continuously using CPU in a huge amount. Hence, your Mac is not getting adequate resources. It is found that a group of multiple tasks named ‘kernel_task’ uses high CPU resources.

Fix: We will use the Activity Monitor to fix this macOS Ventura slow issue. Follow the steps to Speed Up Your macOS Ventura. You can’t stop the ‘kernel_task’ because it is an important part of Mac that helps in functioning. It helps perform various tasks, from reading and writing to sharing, sending and receiving data over the network.

Fix macOS Ventura High CPU Usage

Step 1. Open Spotlight Search and type ‘Activity Monitor.’ Open the ‘Activity Monitor’ when it appears in the results.

Step 2. Then, click on the ‘% CPU’ option to display processes by processor usage. After that, search for the ‘kernel_task’ from the running tasks list. Click on it. After clicking on it, you will see that the number of processes is huge. This is because this program helps in various tasks.

Step 3. One way to fix high CPU usage is ending Idle Tasks, which means applications or programs you are using. Right-click on any process you would like to end, then click on the Quit button to end the process completely.

You need to follow the last step (Step 4) with all the tasks you want to end. After doing this, you will realize that more storage is now free to use.

3. Reset or Completely Uninstall App

Reason: If you are facing Ventura slow login issue, then one of the possible causes could be the applications installed on your Mac. Some applications may be creating errors and making your macOS Ventura slow. It could also be possible that only a particular application isn’t running smoothly on your macOS Ventura.

Fix: The fix to this issue is to completely reset or remove that application from your Mac. You can use the Clean My Mac software to completely remove or reset any application which you think is the source of the problem.

Reset or Completely Uninstall App

Step 1. Free trial download the Clean My Mac here.

Step 2. After installing the application, open it. Go to Uninstaller tab.

Step 3. Choose the applications you want to Reset or Uninstall by clicking on the checkbox.

Step 4. After that, click on the ‘Reset’ button.

4. Disable Hidden Startup Program in macOS Ventura

Reason: One of the reasons behind the slow Mac speed could be the startup applications. When we start our system, some applications automatically restart and use the resources. This could be one of the things that could make your macOS Ventura slow.

Fix: You can easily disable hidden startup programs from Mac settings in a few steps.

Disable Hidden Startup Program in macOS Ventura

Step 1. Click the ‘System Settings’ . Head to the ‘General’ tab and click on ‘Login Items’ tab.

Step 2. Then, click on the ‘Checkbox’ besides each application for which you want to disable auto-startup.

Step 3: Enter your Mac administrator password to proceed ahead. 

Else, you can use the Clean My Mac application. Open Clean My Mac Application, head to the ‘Optimization’ section, then click on the ‘Launch Agents’. You will now see all the auto-start applications. Select the programs for which you want to disable the auto-start, and click on the ‘Remove’ button.

Disable Launch Agents

5. Erase All Content and Settings in macOS Ventura

Reason: One of the reasons behind macOS Ventura slow speed could be the wrong settings and content present in your Mac.

Fix: In that case, we suggest factory resetting your entire Mac. One of the best ways to speed up macOS Ventura is to erase all content and settings in macOS Ventura. After the factory resetting, all your content will be erased, and settings will be back to their default state. You can easily do this by following the mentioned steps. 

Erase All Contents and Settings in macOS Ventura

Step 1. Click the ‘System Settings’ and select ‘General’ tab.

Step 2: Click on 'Transfer or Reset' tab.

Step 3. After that, click on the ‘Erase All Content and Settings’ option.

Step 3. You need to enter your Username and Password to run ‘Erase Assistant.’

Step 4. Now, select the account to erase all content and settings, and set them back to default.

Step 5. You will now see a warning pop-up with a few buttons on it. Click on the ‘Erase All Content and Settings’ option.

After performing the above steps, your Mac will now restart Furthermore, all your data will be deleted now along with the saved settings.

6. Reset SMC and PRAM/NVRAM

Reason: Another reason behind slow macOS Ventura could be the problems with your SMC. SMC, better known as System Management Controller, stores power and temperate management settings. Your SMC could be creating issues with your Mac.

Fix: Unfortunately, you can't reset SMC on M1 Macs because M1 Macs doesn't have a SMC. But, you can easily reset SMC on Intel Macs.

Reset SMC On Intel iMacs, iMac Pro or Mac mini

Step 1. First, shut down your desktop.

Step 2. Then, unplug the power cord.

Step 3. Wait for at least 15 seconds, then reattach the power cord.

Step 4. After reattaching the cord, wait for five seconds, and turn on the computer.

Reset SMC on MacBook Air, Macbook Pro (2018 to later)

Step 1. First, shut down your desktop.

Step 2. Unplug the power cord to stop the power supply.

Step 3. Press and hold the right Shift, left Ctrl and Option (Alt) keys simultaneously. (Note: Keep holding it for 7 seconds.)

Step 4. Keep all the keys while you press the power button for 10 seconds.

Step 5. Release all key, press the power on button to turn on the computer.

Reset NVRAM/PRAM

Step 1. Shut down your Mac, and wait until the screen becomes dark and all the fans stop.

Step 2. Turn on your Mac again.

Step 3. Press and hold the ‘Command + Option + P + R’ keys until you see the startup screen and sound. (Note: Keep them holding and release when you see the Apple logo and hear the startup sound.)

7. Use macOS Ventura Optimization Feature

Reason: One of the possible culprits for slow macOS speed could be insufficient storage space which is not letting your Mac run smoothly.

Fix: macOS Ventura has a built-in storage optimization feature that lets you optimize your Mac storage for efficient working. Follow the steps to optimize your macOS Ventura storage space.

Use macOS Ventura Optimization Feature

Step 1. Click on the ‘System Settings’. Head to the ‘General’ section, and then click on the 'Storage' tab.

Step 2. After that, click on the ‘Optimize’ button, macOS will start calculating the space occupied by the documents, videos, audios, and others on your Mac.

Step 3. After that, click on the ‘Documents’ or ‘Applications’ tab to see the way to optimize your Mac storage space. 

You can now follow the suggestions given on your screen. For instance, you can turn on the ‘Empty Trash Automatically’ feature, etc. Recommendations may vary based on your storage settings

8. Fix macOS Ventura Network Problems

Reason: Your Mac operating system uses the internet to perform specific tasks and run smoothly. There may be some issues with your network, which results in macOS Safari slow speed.

Fix: There are three different ways to fix network problems in macOS. First, you can use the Wi-Fi Diagnose Tool to find network issues. Another way to fix this problem is to change DNS servers in macOS. The last option is to reset your router.

Change Your Mac’s DNS Server

Change macOS Ventura DNS

Step 1. From the Apple menu, select the ‘System Settings’ option. Then, click on the ‘Network’ option.

Step 2. In the left sidebar, click on the ‘Wi-Fi’. then click the ‘i’ button given on the bottom right side.

Step 3. Head to the ‘DNS’ tab. Click on the ‘Add’ (+) button to add a new DNS server.

Step 4. Then add this DNS server: 1.1.1.1 and click on the ‘OK’ button.

Step 5. Then, click on the ‘Apply’ button.

Use Wireless Diagnostics Tool

Step 1. Open Spotlight Search and type ‘Wireless Diagnostics.’

Step 2. Then, click on the ‘Continue’ button.

Step 3. Once the diagnosis completes, you will see all the network issues in a pop-up under the 'Summary' section.

Step 4. After that, click on the ‘Done’ button to close the window. 

The last way is to reset your Wi-Fi router. You can easily reset your router by pressing the ‘Reset’ button present on your router. Otherwise, you can contact your Wi-Fi service provider and ask to reset your router.

9. Check Compatibility with macOS Ventura

There may be a compatibility issue with macOS Ventura on your Mac. macOS Ventura is compatible with the below-mentioned devices. You can check whether your device is compatible with the new version of macOS.

  • iMac – late 2017 and later
  • iMac Pro – all models
  • Mac Pro – 2019 and later
  • MacBook – 2017 and later
  • MacBook Air – 2018 and later
  • MacBook Pro – 2017 and later
  • Mac Mini – 2018 and later
  • Mac Studio - all models

These are the 9 common fixes to your macOS Ventura slow speed issue. Sometimes your macOS slows down due to less storage or sometimes because of network problems. You can try the above mentioned methods to see if it helps speed up macOS Ventura. We tested these methods ourselves, and they worked perfectly. Also, do let us know which method worked for you. You can mention your working method in the comment section.

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