This camera, branded "SavvySecu IPC3042WD 4MP WDR EXIR Turret Network Camera" on uin-vision.com, bought from Amazon, is actually an unbranded HikVision DS-2CD2342WD-I.
It is also branded as "SavvyPixel 4MP WDR EXIR Turret Network Camera HD Security IP Outdoor/Indoor Dome Camera 1080p IR Cube...
tl;dr you may have to "Reset all the parameters, except the IP ..." to upgrade.
I was having problems upgrading to the latest firmware. Firmware upgrade attempts resulted in "firmware upgrade failed" (some message like that).
If the camera was reset using "Reset all the parameters, except the...
I bought several of these for a project which is now completed and this is an extra unit that was not needed.
Brand new IR Mini Bullet Network Camera Model # DS-2CD2042WD-I 4MM
This 100% authentic English firmware
$100 free shipping included Continental U.S
Paypal accepted