OnePlus 2 is the 2015 flagship Android device of Chinese upstart OnePlus. It is the successor the the popular OnePlus One, and is due for release in Q3 2015. It features a 5.5″ 1080p LTPS LCD display, 1.8GHz octa-core Qualcomm Snapdragon 810 processor, 4GB of RAM and a 3300mAh battery. Internal storage comes in at either 16GB or 64GB. The rear camera has a 13MP sensor and is capable of 4K video recording at 30fps, while the front cameras has a 5MP sensor and can record 1080p video.
OnePlus 2 can be updated to latest Oxygen OS 2.01. OnePlus have rolled an OTA which contains a lot of fixes and improvements, starts with India and should be available in other regions soon. It can be installed manually too. Follow the guide given below.