A new firmware update has been released for the M and ZM series cameras.
MR Series - fw 188.8.131.5220 - Download
ZMR Series - fw 184.108.40.20620 - Download
This firmware introduces mandatory password changes for cameras and increases the password security policy to the follow:
(1)More than or equal to 8 characters,
(2)Allow uppercase letter, lowercase letter, number digit, and special character,
(3)Must have at least three types of character sets.