Beta related issues goes in that Open Beta thread!! Don't create new threads!!
Answer is Telegram!! You can find it there...
Adaptive calibration was actually changing color temperature and saturation based on the Ambient lighting and the content you're viewing to produce...
Natural is the default calibration which you get with the device... Adaptive calibration is now replaced with AMOLED Wide Gamut!!
Did you tried MSM download tool for OnePlus 6?
Clear data and cache of Google Play Store and Play service and then try!!
Press and hold on Bluetooth icon from QS panel and turn it on and then click on pair new device... That's it!!
You can use MSM download tool to unbrick your device if it's not booting up but it'll wipe all of your data!!
Is this T-Mobile variant or Global version?
Indeed... Also, clean your camera lens before taking picture!!
Press and hold on viewfinder in camera app and see if it works!! Also, try to clear data of Camera app and then try..
Is this happening after any update? If yes then post in that thread only... And if it happened only once then i don't think it's much of a issue!!
Does it only happens with Bluetooth or wired also? And which is the other phone you tried with?
Why are you creating many threads? Ask in one single thread and Beta related issues go to that Open Beta thread only!! There is no need to create a...
What not arrived when you first went in?
Natural is the default calibration!!