If you are simply locked out of your phone and don't need to fix a corrupt system, a might solve your problem without needing a loader file. You can perform this via Recovery Mode by powering off the device, then pressing Volume Down + Power to enter recovery and selecting "Wipe Data".
: It bypasses the corrupted onboard boot image to force flash clean firmware via the computer. oppo a5 2020 loader file
If your phone is totally unresponsive, shows a black screen, and won't connect using buttons, you must manually short the hardware test points on the motherboard. If you are simply locked out of your