Originally Posted by Max4711
I followed this guide to unbrick my K4. I used FW 4.0.0 for that. Everything worked fine.
Then I've created the .assets file to remove the SO.
Now I have the problem that I cannot update to newer FW versions (neither 4.0.1 nor 4.1.0). I always get error U006. Does anyone have an idea what's wrong with my K4?
You probably need to put the original .assets folder back before updating your firmware.