Once you see the Fastboot screen (usually black with small white or orange text), you can verify the connection from your PC with:
Here are some common scenarios where accessing Fastboot Mode becomes necessary: how to open fastboot mode on oppo a58
: Open a terminal (CMD or PowerShell) on your PC and type: adb reboot bootloader . The phone will automatically restart into Fastboot mode. How to Exit Fastboot Mode Once you see the Fastboot screen (usually black
：系统崩溃、死砖（Dead Boot）、硬件故障。 how to open fastboot mode on oppo a58
Perform a forced restart by holding the Power button down for up to 20 seconds.