The OnePlus 7 Pro brought many firsts for the company. It was the first phone in the brand's portfolio to feature a 90Hz curved display, a pop-up selfie cam and UFS 3.0 storage. Alongside the top-notch components, OnePlus also added several nifty additions to its Oxygen OS including a special tool that locks the phone out of its core features for 20 minutes. Zen Mode is targeted as a digital detox solution which helps OnePlus users take a break from the overwhelming aspects of their digital lives. The company detailed the whole process of how Zen Mode came to be from concept to reality...
Source: https://www.gsmarena.com/oneplus_explains_the_process_behind_zen_mode_-news-38449.php