Source: https://www.reddit.com/r/Android/comments/84p2zx/android_messages_31_preps_p_support_gif_search/?submit_url=https%3A%2F%2F9to5google.com%2F2018%2F03%2F15%2Fandroid-messages-3-1-apk-insight-teardown%2F&already_submitted=true&submit_title=Android+Messages+3.1+preps+P+support%2C+GIF+search%2C+more+Smart+Replies%2C+Google+account+for+web+app+%5BAPK+Insight%5D