Back in 2017, OnePlus introduced a new feature in an OxygenOS Open Beta for the OnePlus 3/3T called “Parallel Apps”. This feature lets you clone select applications so you can run a separate account on them, even if the app itself did not support quick account switching. Supported apps include Facebook, Facebook Messenger, Instagram, WhatsApp, Twitter, LinkedIn, Quora, and others. However, not every app is supported in parallel space. Fortunately, there’s an easy workaround.
What Parallel Apps does is create a new user profile with the ID “999”. OxygenOS integrates apps installed on this user profile onto the main