You should check for updates to CCleaner for Mac regularly, so you have the latest version that can do the best job keeping your Mac accurate and fast.
To check for updates, click the Check for updates... link at the lower right-hand corner of the CCleaner window.
If you’re already using the latest version, a dialog will appear informing you of this fact. Otherwise, you’ll be prompted download the update, either within the software in CCleaner Professional for Mac, or via our website in CCleaner Free for Mac.