Google + got new APK update today (15th Sept 2017) with bug fixes and app performance improvement. The app got the all major bug fixes in today's update you must download this update if you are also using Google + on your Android phone.
App Functionality Improvement
App Bug Fixs
App Performance Improvement
App Compatibility Improvement
Developers have made some major in-app changes in today's update to improve the app Functionality and app performance. We have seen major speed improvement in the app after installing this update.
You can Download the APK file from below link
Google + v9.20.0 APK