OnePlus has unveiled official images of its upcoming OnePlus 12 flagship smartphone on Weibo ahead of its December 5th launch event in China, revealing the handset will be available in three colors: white, black, and green. The design of the device appears visually similar to its predecessor, the OnePlus 11, though the Alert Slider — a fan-favorite feature that allows users to easily switch between mute, vibrate, and ringer sound profiles — is now located on the left-hand side of the phone instead of the right. According to OnePlus, the relocation was made to accommodate a new integrated antenna that’s...