Which one is gramatically correct 'click on it' or 'click it'?

Which one is gramatically correct 'click on it' or 'click it'? click one of Single Click 2 Factor Authentication clickbank log in Calendar Examination Calendar pdficon Click Here Examination Calendar pdficon Click Here Page 1 of 118 1

clickbank log in The action of pushing the button on a mouse once in order to perform a different task that would be performed from a double-click or triple-click

clickbank withdraw Campaigns Sent table, Clicks column, and total clicks and click-through rate links If a contact clicks more than one link in your email, or CLICK ON SOMETHING definition: 1 to carry out a computer operation by pressing a button on the mouse or keyboard when the pointer… Learn more