Puzzle #1:
T R G S J 
X O K L I 
M D V B N 
W P   A E 
U Q H C F 

Puzzle #2:
  A B C D 
F G H I E 
K L M N J 
P Q R S O 
T U V W X 

Puzzle #3:
This puzzle has no final configuration.

Puzzle #4:
A W N R F 
  V X S L 
M K E Q P 
I H G J U 
D C B O T