Life is literally all about working smarter than working harder and Google has already taken a step ahead to provide its users easy, simple, hassle-free services. Be it providing solutions to almost all the problems and answers to all your questions to searching for everything by just using keywords or basic phrases. Google has made learning, understanding, creating, sharing so much easy and for everyone to access in all the languages. One such google feature is 'OK Google' with which you can give commands, ask for answers and google searches, and even get answers to the silliest questions from your google assistant. You can simply tap on the mike button on the side of your google widget or press your home button to activate it and give commands to your assistant like; 'OK Google call my sister' or 'OK google set one reminder for me' and all the rest. If you are looking to find out how to activate 'OK Google' on your mobile or tab, follow the steps given below.