Google Search Bar Widget Direct

Select the widget, then tap and hold it to drag it onto your home screen. iOS Devices (iPhone/iPad) :

If the search bar is missing or was accidentally removed, you can easily restore it: : Long-press any empty area on your home screen. Tap Widgets at the bottom of the screen. Scroll down to locate the Google app category. Google Search Bar Widget

You can change the appearance of the search bar to match your phone's theme through the Google Help Center : Open the on your phone. Select the widget, then tap and hold it