This is what an edited 13-digit 5x7 matrix display looks like.
This is a clone of 9-Digit 5x7 Matrix DisplayInstructions for Use:
Main icons are contained on the capital letters, emblems are on lowercase. Type a main icon, then an emblem.
A: Folder
B: Computer
C: Trash
D: Mail
a: Locked
b: Unlocked
c: Arrow in
d: Arrow out
e: Exclamation point
f: Question mark
g: Checkmark
h: X