OnePlus 5 users enrolled in the company's Oreo beta program, have started getting a new build. The OxygenOS Open Beta 2 update brings along several changes related to launcher, camera, file manger, and system. Starting with the launcher, issues related to shortcut and widget have been fixed. Camera changes are mostly UI improvements, while file manager changes include addition of f4v format in video category and speed improvements while deleting large number of files. Now coming to system changes, there are improvements related to Bluetooth audio, vibration, and Reading mode. Bugs...
Source: https://www.gsmarena.com/oneplus_5_oreo_beta_2_begins_rolling-news-28741.php