Follow Simple steps :
Step 1: Click on the three dot menu placed in the upper right corner of the Chrome browser and then go to settings.
Step 2: Scroll down to the bottom of the list and click on Advanced to show all the options.
STEp 3: Now continue scrolling down and look for the option reading ‘Reset and clean up header’. You will find this towards the bottom of the list.
Step 4: Now click on Clean up computer.
Step 5: Once you will click on it then you will find an option of Find and remove harmful software option, this is the Chrome’s malware scanner.