This is the most important step. You must download the exact firmware build for your specific model (e.g., VOG-L29 for the P30 Pro).
This guide is for informational purposes only. Flashing can void your warranty and, if done incorrectly, can permanently damage your device (hard brick). Always ensure your battery is charged and you are using the correct firmware. If you want to proceed, I can help you: for a specific Huawei model
Flashing stock firmware (Update.app) and recovering bricked devices. Compatibility