Even with latest firmware, the Oppo A78 4G can still feel hot if:
If your phone is already hot and lagging, an OTA update over a corrupted system may not fix the issue. You need to using OPPO’s local update tool. firmware oppo a78 4g hot
The safest way to get the latest "hot" or trending firmware is through the official system settings: Navigate to About device Tap the top banner to check for updates. If a trial or official version is available, select the three-dot icon (top right) > Trial versions Official version Alternatively, use the official OPPO System Upgrade Tool on a PC for a more stable wired update experience. OPPO Global Community Advanced Flashing (Stock Firmware) Even with latest firmware, the Oppo A78 4G
Tap the card at the top to ; if a new version is available, you will see a prompt to download and install. OPPO A78 CPH2565 | GSM HOSTING FILES If a trial or official version is available,