Ensure the phone is completely powered down before holding the volume keys. Do not release the volume keys until the progress bar in the tool begins to move. 3. Device Stuck in Bootloop After Flash

Once connected, look at the tool's log terminal. It should display a message like Device Detected or COM Port Found . Click the button.

Alternatives

Gain root access via Magisk to deeply customize your system. The Danger of "v20 Verified" and Generic Fix Tools

The tool supports a wide range of Vivo devices, but compatibility may vary depending on the device model and firmware version.

Using unverified "fix tools" can permanently damage (brick) your phone if the tool is incompatible with your specific firmware version.