Not a voice call. A spatial call. The J200G’s single tinny speaker somehow produced directional audio—Leo heard Mara’s voice come from his left , then his right , then from inside his own head. v37 had hijacked the phone’s audio amp to create a psychoacoustic ghost.
While Next Gen OS v37 is one of the more stable options, users should keep in mind: next gen os v37 for j200g
is a custom ROM specifically designed to bring a modernized "One UI" experience to the aging Samsung Galaxy J2 (SM-J200G) . Given that the original hardware features only 1 GB of RAM and an Exynos 3475 chipset, this OS aims to breathe new life into the device with updated visuals and features. Performance & Gaming Not a voice call
This version is generally considered stable for a daily driver on the J200G, though some users may experience occasional "false positives" in software detection tools during installation. User Interface & Features v37 had hijacked the phone’s audio amp to