By Kendall Walters Twitter users rejoiced this month as the platform known for brevity threw its users a few more characters, allowing them to attach rich media—such as a photos, video, or GIFs—or a poll or Quote Tweet without it counting against the 140-character limit. Meanwhile, Facebook put out custom Reactions to celebrate iconic sci-fi series Star Trek’s 50th anniversary. Users had the opportunity to respond to their friends’ posts using a laughing Kirk, a surprised Spock, an angry Klingon, and more. There were big things across the board on social media platforms this month. That’s why we’ve done the hard work of rounding up all the updates—big and small—from all the major networks so you don’t miss a thing. Table of contents Twitter Facebook Instagram Pinterest YouTube LinkedIn Hootsuite Snapchat Tumblr Periscope Twitter Monetize live content On September 1, Twitter introduced new ways to monetize live content . Twitter descr...