If you flash the wrong firmware or interrupt the unlock process, you can hard-brick your phone. No software tool can fix a hard brick on a Motorola with a locked blank flash.
Only "download" the official Platform-Tools from Google. Avoid third-party "Motorola Unlocker" .exe files found on random forums; these are often malware or scams. Stick to the official Motorola Support Site for the safest results. Unlocking Bootloaders - postmarketOS Wiki motorola bootloader unlock tool download
Which (Windows, Mac, Linux) is your computer running? If you flash the wrong firmware or interrupt
The Ultimate Guide to Motorola Bootloader Unlock Tools: Downloads, Risks, and Step-by-Step Walkthrough Avoid third-party "Motorola Unlocker"
The process of unlocking the bootloader on a Motorola smartphone opens up a world of customization, allowing users to flash custom ROMs, install custom recoveries like TWRP, and gain root access. While many manufacturers make this process difficult, Motorola provides an official, developer-friendly pathway to achieve this.
Here is the official, step-by-step content on how to download the necessary files and unlock the bootloader.
How to Unlock Bootloader of any Motorola: Instant Unlock Moto