Oppo A78: Refurbished Firmware

When you receive the refurbished A78, you must check the firmware immediately:

If you are looking at a refurbished Oppo A78, the firmware is generally a strong point in its favor, provided you buy from a reputable source. The device runs Oppo’s ColorOS, which is well-optimized for mid-range hardware, but there is a major "gotcha" regarding the 4G versus 5G models that you must be aware of. oppo a78 refurbished firmware

If you're looking for for the OPPO A78 (likely models CPH2483 or CPH2565 ), here’s what you need to know: When you receive the refurbished A78, you must

Oppo’s update policy for the A-series is not flagship-tier. You generally get starting from the release date. You generally get starting from the release date

Reset FRP (Factory Reset Protection), PINs, or patterns left by previous owners.

Let me know your (check Settings → About → Model or on the back of the phone), and I can help you search more safely.