The OPPO A78 4G (Model CPH2565) is receiving updates to Android 14 and Android 15 (ColorOS 15), with the latter beginning its rollout in April 2025, according to official community posts. The device supports OTA updates via the settings menu, beta application, or manual flashing, with the Snapdragon 680-powered device receiving regional updates. Learn more about the update from OPPO Community OPPO Global Community [Official version] OPPO A78 Android 15 x ColorOS 15
Charging & Longevity: The system supports the 67W SUPERVOOC fast charging, which can fill the 5000mAh battery to 47% in just 15 minutes. firmware oppo a78 4g
Performance Optimization: Users noted that early ColorOS 14 builds faced some optimization hurdles, but subsequent updates and the move to ColorOS 15 have improved battery stability and system smoothness. The OPPO A78 4G (Model CPH2565) is receiving
Report compiled: April 2026
Based on: Public firmware analysis, MTK documentation, and OPPO release notes for CPH2483. Draft a forum/social media post in a specific
Without a valid IMEI, your Oppo A78 4G cannot make calls or use mobile data.