The OnePlus 3 and the OnePlus 3T are receiving a small yet important update, which aims to improve the font camera on these devices. The update also includes several bug fixes, security enhancements and performance improvements.
With the OxygenOS 5.0.4 update, OnePlus has improved the image quality for the front camera so that your selfies will look better than ever before. The update also includes a fix for the manual ISO setting issue of third-party camera apps.
OnePlus has also addressed two issues that have plagued users of WhatsApp and Snapchat on their OnePlus 3 and OnePlus 3T
- Fixed parallel WhatsApp crash issue;
- Fixed front camera zoom-in issues for Snapchat.
source - OnePlus