K9 Mac Optimizer is an PUP (potential unwanted program) from a major developer of Mac PUPs , K9tools. It popups fake threats and system problems that attempted to scare the user purchase their product.

K9-Mac Optimizer

How to remove K9 Mac Optimizer

Step1: Remove K9 Mac Optimizer with Adware Removal Pro

Adware Removal Pro is a powerful tool which is designed to remove adware and browser hijackers from Apple Mac OS X.

  1. You can download Adware Removal Pro from the below:  


2. Once you have downloaded Adware Removal Pro, please open it and click the Clean button.


Step2: Block K9 Mac Optimizer pop-up ads with AdBlock Master

AdBlock-Master download