@Sweep Actually had someone else share similar:
In English, what resolved for them was:
Hi, I had that problem for 3 days and the only thing that worked for me for now, and I hope the problem doesn’t come back, was to delete the “User Data” folder that is in AppData under “Local” in AppData under AppData\Local\BraveSoftware\Brave-Browser.
You might want to give that a shot.