For Windows users:
~/Users/AppData/Local/BraveSoftware/Brave-browser/User Data/
For macOS users:~/Library/Application Support/BraveSoftware/Brave-browser/
For Linux users:~/.config/BraveSoftware/Brave-Browser/
There isn’t a straightforward answer to this question. It works sometimes, sometimes it doesn’t because files get corrupted during the process.