What’s new on OxygenOs Open Beta 21 for OnePlus 5T ?
Updated Android security patch to 2018.12
Fixed issues with custom accent color not getting applied every second try
Optimizations for Face Unlock
Fixed UI issues with scroller in app drawer
Improved color adaptation for navigation bar
Fixed issue with Netflix crashing randomly
How to upgrade system?
Download the software build for your device on this page. Please back up your data before flashing your device.Plug your phone into your computer and copy the downloaded .zip to your phone’s storage. If you’re using a Mac, you can install Android File Transfer for this operation.After the .zip file is copied to your phone, go to ‘Settings’ – ‘system update’, click the ‘settings’ icon on the top right corner, choose ‘Local upgrade’, find the .zip file and click on ‘Install’ to confirm.The update takes about a minute (depending upon the file size), once done reboot your device to boot into the latest Oxygen OS.