Stock Lollipop notifications on the J2 were a mess—either all on or all off. Android Oreo introduces Notification Channels . You can now long-press a notification to disable Instagram likes but keep DMs, or turn off WhatsApp group notifications while keeping personal chats. For a phone used as a daily driver, this control is "better" by a huge margin.
carries just . Android Lollipop was notorious for aggressive background closures and heavy memory consumption. Android Oreo includes severe background execution limits, freeing up crucial megabytes of RAM so the interface runs smoother.
Go Edition is designed to run efficiently on 1GB of RAM or less, making the UI snappier than it was on stock Lollipop.
Despite the software features, the hardware architecture of the SM-J200G faces critical bottlenecks under Android Oreo: Metric / Feature Stock Lollipop (5.1.1) Unofficial Android Oreo (8.1) Low; leaves headroom for basic tasks.
While Oreo brings modern features, it isn’t a magic wand. Here is what you need to consider:
1GB is barely enough for system services in Oreo.