If you own a smartphone with the model number , you are likely holding one of two popular mid-range devices: the Oppo A9 (2020) or the Realme 5 Pro . These two devices share the same internal hardware and model number classification depending on the region.
The CPH1933 launched with Android 9 (Pie) under ColorOS 6 (Oppo) or Realme UI 1.0. Over time, OTA updates have pushed it to: cph1933 ota update