Before fixing the heat, identify your firmware:
Whether your Oppo A78 is physically hot to the touch, or you are looking for the "hot" file to fix a soft-bricked device, using the correct firmware is critical. firmware oppo a78 4g hot
Oppo’s firmware includes a proprietary "RAM Expansion" feature that uses 4GB of your internal storage as virtual RAM (taking you from 8GB to 12GB). This is handled entirely in firmware—a low-level memory controller trick that actually works well for keeping 20 Chrome tabs open. Before fixing the heat, identify your firmware: Whether