# Tech Wrap: Twitter turns 15, Apple discontinues two more iMac desktops | Tech News (HT Tech) > More tech news includes updated Microsoft Defender to tackle Exchange security flaws and Live Transcribe coming to ChromeOS # Tech Wrap: Twitter turns 15, Apple discontinues two more iMac desktops ## More tech news includes updated Microsoft Defender to tackle Exchange security flaws and Live Transcribe coming to ChromeOS Aug 21 2022, 16:05 IST ![Follow on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/follow-us-facebook.png) ![Follow on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/follow-us-facebook-hover.png) ![Share](https://images.hindustantimes.com/tech/static/revamp/images/png/Share.png) ![Share](https://images.hindustantimes.com/tech/static/revamp/images/png/Shareclicked.png) ![Share on WhatsApp](https://images.hindustantimes.com/tech/static/revamp/images/png/whatsapp.png) ![Share on WhatsApp](https://images.hindustantimes.com/tech/static/revamp/images/png/whatsapp-hover.png) ![Share on Twitter](https://images.hindustantimes.com/tech/static/revamp/images/png/twitter.png) ![Share on Twitter](https://images.hindustantimes.com/tech/static/revamp/images/png/twitter-hover.png) ![Share on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/facebook.png) ![Share on Facebook](https://images.hindustantimes.com/tech/static/revamp/images/png/facebook-hover.png) ![Bookmark](https://images.hindustantimes.com/tech/static/revamp/images/png/Bookmark.png) ![Bookmarked](https://images.hindustantimes.com/tech/static/revamp/images/png/Bookmarked.png) ![Tech Wrap](https://images.hindustantimes.com/tech/img/2021/03/21/1600x900/thought-catalog-505eectW54k-unsplash_1616350862382_1616350876356.jpg) Tech Wrap (Unsplash) ![Author Photo](https://images.hindustantimes.com/tech/static/revamp/images/png/HTTech-new-circle-logo.png) ### By HT TECH This Sunday was an interesting day in the world of tech. Today is the 15th anniversary of the first tweet that was ever sent out - on March 21, 2006. You can check our story for more details. In other news, Apple discontinued two more iMac desktop models, and Google could be bringing its useful Live Transcribe feature to its popular Chromebook laptops in the future. Here's what happened in the world of technology today: Also read click here. Google's Live Transcribe is coming to ChromeOS, five new languages supported One of Android's most powerful accessibility features, Live Transscribe or Live Captions, lets users automatically generate captions on a device for any media, including videos, music - even for calls. The feature is will soon roll out to ChromeOS on Google's affordable Chromebooks, after Google finally launched the feature on its Chrome browser this week. You can read more here. Twitter turns 15: Here are five key moments during the app's evolution Twitter started as a text-based platform fifteen years ago when engineer Jack Dorsey put out the first tweet on March 21, 2006. The platform has slowly evolved into a microblogging platform and has become one of the most widely used social networks across the globe today. We took a look at five important moments in Twitter’s history, and you can access it here. Apple discontinues two iMac models, indicates redesign and upgrade soon Last week, we discussed how Apple was discontinuing its most powerful iMac Pro desktop computer. We had reported that the online store stated the computer was on sale “while supplies last” for the base model, indicating Apple would not be making the device any longer. This now seems to be true for two more iMac models that also seem to have been discontinued, and you can read about it in detail here. Microsoft updates Defender Antivirus to mitigate Exchange server vulnerabilities Microsoft seems to have had the worst start to the year in terms of user security and safety as vulnerability after the vulnerability in its services seem to be found, the latest being its Exchange Server. The company has rolled out multiple patches to fix the loopholes and now says it has updated Microsoft Defender Antivirus to prevent critical vulnerabilities in the email software . You can find out more about what Microsoft did here. Catch all the Latest Tech News, Mobile News, Laptop News, Gaming news, Wearables News , How To News, also keep up with us on Whatsapp channel,Twitter, Facebook, Google News, and Instagram. 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