The issue can be easily rectified by changing the ownership of the Slack application from root to the actual user admin of the system. With that said, here comes the end of this fixing guide and I am hoping that you would now don’t see the repetitive popup of the “ Slack Is Trying to Add a New Helper Tool” message. Wait for Slack to get installed and then sign into the app by entering the required credentials.ĭoing so should solve your issue of the “ Slack Is Trying to Add a New Helper Tool” on your Mac system.Click on the Get button to install Slack for Desktop.Now open the App Store and search for Slack.Right-click on Slack and select Move to Bin. Go to Applications from the left pane.To reinstall Slack on your Mac PC follow these steps: If you are not comfortable with fix 1, then you can try reinstalling slack as it is much more simple and doesn’t contain any confusing command lines. After executing the above command, type the administrator password of your Mac PC and again press the return key.Tip: You can get your username mentioned on the top of the terminal window that you are currently using. Make sure to replace the term username with your actual username. Sudo chown -R username:staff /Applications/Slack.app In the Terminal window, enter the following command and press the return key:.In Finder go to Applications > Utilities > Terminal.To change the ownership of Slack from root to the owner, follow these steps: Here are the steps to perform both of the procedures.

And so solve this, you can have two different approaches. Bottom Line How to Fix “Slack Is Trying to Add a New Helper Tool” Error on MacĪs per many experienced users, this issue occurs on most Macs because Slack is owned by the root of the system instead of by the user itself.

Slack mac os