OnePlus has just announced that it will be releasing Oxygen OS 5.1.6 update for newly launched OnePlus 6. For those who aren&#39;t familiar with Oxygen OS, it is a customized Android version for OnePlus devices. In order to provide new features and options to the recently launched flagship smartphone, the company is pushing the update. The update brings some major features along with various small changes to the Operating System. The features include portrait mode for selfies, battery percentage on the status bar, support for 4G VOLTE and much more.OnePlus 6 was launched last month by the company that came with a powerful 16 MP front camera. Now, with the Oxygen OS 5.1.6 update, OnePlus wants to make the selfie camera unbeatable. The update adds a bokeh effect, or you can say portrait mode capability to the front camera of OnePlus 6. With this feature, the camera will blur the background by keeping the intended object in focus. So, if you own a OnePlus 6, then you go the best feature to show off your enhanced selfies on social media after you update the OS. The smartphone already has a Light bokeh effect but only for the rear camera in portrait mode.The other feature that update brings are the support for 4G Volte networks. OnePlus 6 now supports the Idea Volte networks in India after the Oxygen OS 5.1.6 update. Along with this the new OS version also fixes the issues with Dual SIM cards support in the smartphone for the users. The other smaller changes include improved sound and ringtone quality, Bluetooth answer, DND scheduled mode, optimized power consumption and improved system stability. According to OnePlus, the new version of OS has been released via Over The Air update (OTA), and it should start reflecting in the smartphone&rsquo;s settings.Notably, OnePlus 6 was launched with Oxygen OS 5.1.4, and the company released Oxygen OS 5.1.5 just after the launch to fix some bugs and flaws. Now, the latest update brings more features and options for the users.However, there is one perilous security flaw that OnePlus has overlooked in its latest flagship smartphone. OnePlus 6 is amazingly fast and one of the best phones of 2018 so far. But, the masterpiece form OnePlus has a security flaw that can give tech-savvy hackers easy access to your phone. The Bootloader of the phone isn&#39;t properly locked down, first spotted &nbsp;by researcher Jason Donenfeld from Edge Security. This part of the phone comes with a built-in firmware that restrains anyone from replacing the OS with something else.The company is working on the issue and soon provide the update for this security threat, as it just requires physical access like USB &nbsp;to boot any code in the OnePlus 6.