How to disable Chrome tab sharing (Handoff) in MacOS
By default, MacOS and OSX will offer to share your Chrome tabs between your Mac and iOS devices via iCloud sharing.
This short guide will show you how to disable the Google Chrome dock sharing icon and Handoff functionality in MacOS and OSX.1
Click the Apple icon in the top left of your screen and select System Preferences.2
Click General to access the General Preferences pane.3
Uncheck the Allow Handoff between this Mac and your iCloud devices option. You're all done!