Is your phone currently or is it bricked/stuck on the logo ?
If your phone is stuck in a boot loop or constantly shows a "Device is overheating" warning even when idle, the firmware is corrupt. You need a clean flash. firmware oppo a5 2020 hot
: Fixing critical failures like being "stuck on logo" or "dead boot". Security : Integrating the latest Android security patches. firmware oppo a5 2020 hot