Updated How to Unlock MCU Flash (markdown)

Candas1
2022-03-23 15:03:05 +01:00
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This wiki page explains how to unlock the flash of an STM32 or a GD32 to allow re-flashing with a custom firmware.
### WARNING: This procedure will erase the stock MCU firmware irreversibly! Perform these steps at your own risk!
### ⚠️ WARNING ⚠️
It's not possible to dump the original firmare and flash it later.<br>
This procedure will erase the stock MCU firmware irreversibly! Perform these steps at your own risk!
# Method 1: Using ST-Link Utility