Your dog has both Siberian husky and Alaskan malamute traits. The size, curled tail, and digging behaviors fit a malamute, while the blue eyes, energy level, and love of playing...
If the battery was working well when disconnected, then either its connections are dirty or a cable is about to break off. I mention the cable because disconnecting often can...
It was probably set by the previous owners. Either try to contact them or keep spamming the "I forgot my password" button, and then a master key will pop up....
Have your cow checked out by a veterinarian to determine whether it actually is laminitis or something else like foot-rot, a corm in the hoof, a leg injury, etc. The...