3 easy steps to Clear DNS Cache in macOS Catalina
Author: WordPress Snippets | Posted on: September 12, 2020 |

Step 1 to Clear DNS Cache in macOS Catalina – Open The Terminal Application
Launch the Terminal application on your Mac laptop. You can launch the terminal app via the top menu using the search icon. Open the Search bar icon in the top right general menu and type Terminal. You will see the macOS Terminal Application like in the short video below.
How to Open the Terminal App in your macOS Laptop Video?
Step 2 to Clear DNS Cache in macOS Catalina – Add the command from below to clear the DNS Cache
Add the following command in the opened Terminal Application and hit Return
sudo killall -HUP mDNSResponder; sleep 2;
That’s it your DNS Cache is Flushed and you are ready to exit the Terminal application window.
How to Clear your macOS DNS Cache with Terminal Application Video?
Step 3 to Clear DNS Cache in macOS Catalina – Close your Terminal Application Window
Once when you clear your macOS DNS Cache with the Terminal Application and run the command from step 2 just type “exit” in the Terminal Window to save the session and logout from your macOS Terminal Window Application. When you type “exit” in the macOS Terminal Application Window you will see something like the message below and you are ready with Cleaning your DNS Cache for your macOS Catalina iOS. Close the Terminal window and you have your DNS Cache cleared with your default macOS Terminal Window Application.
- Open the macOS Terminal Application Window and add the following command -> sudo killall -HUP mDNSResponder; sleep 2;
- When the DNS Cache is Cleaned type Exit and Close the macOS Terminal Application Window
Full Video with all 3 steps to Clear DNS Cache in macOS Catalina
How To flush your local DNS cache in Mac OS (up to El Capitan)
Repeat Step 1 from above and open your Terminal Application window and add this 2 commands as below
- Step 1 : Type the following command below and press Enter:
dscacheutil -flushcache
- Step 2: Then type the second command from below and press Enter again:
sudo killall -HUP mDNSResponder
Thank you for your time
If you find this article helpful please share it and subscribe to our Newsletter below for daily Tech Tips and tricks
If you want to recieve the latest WordPress snippets, tutorials, tricks and useful information about web development, seo, social media marketing, google you can Subscribe to our newsletter. All you need to do is to fill the Subscribe form below, verify your Free Subscription in your email and start read our daily useful tips and tricks straight in your mailbox.
Note* we hate spam and our newsletter is powered by Google Feedburner and you will not get spam messages in your mailbox.
Leave a Reply