How to Add Google Search Bar to Home Screen in OPPO/How to Add Time Widget/Google Search Bar to Home Screen in OPPO: If you are trying to add or view clock widget on your OPPO A37 device, you may pinch the screen then you will see widgets and effects at the bottom. Now tap on “Widgets”. Here you are able to add Clock, Google Drive, Chrome Bookmarks and Google Search Box. To change effects, go back and tap effects option. Here mark any of flip slide.