Sorry this has been a common misunderstanding. The maintenance keys do not replace licenses, they are just added. When the key is used you no longer need it. Sorry also if you are getting incorrect information from support. If you don't have your original license they may be able to look this up for...

Adding this right now to .57, it will be a right-click menu option.

The option opens all cameras in the group at once into a desktop window.

Yes unfortunately prior content was lost. Fortunately, I now know how to properly backup a database

Thanks for your patience as we worked out some server issues. This is a user group forum. All support questions for the developer should be directed through email to support@blueirissoftware.com. Thanks!