If the default credentials fail, it is almost always due to one of the following:
If you are locked out of a Multistar DVR, try the following credentials in order. These are the standard defaults for the firmware manufacturers most commonly used by Multistar. multistar dvr default password work
Some generic DVRs can be unlocked using "Super Password" generators. These apps require the current system date shown on your DVR screen to generate a one-time master code. If the default credentials fail, it is almost