Based on Dinstar’s widespread deployment in enterprise and SME sectors, these are the most frequently updated series:
To update your Dinstar device's firmware: dinstar firmware top download
Avoid "cracked" or "unlocked" firmware sites promising to remove channel licenses. These will permanently brick the DSP chip. Based on Dinstar’s widespread deployment in enterprise and
: Log in to your device’s web management interface and click "System Information" to see the current version. Match the Series dinstar firmware top download
Some older guides mention ftp.dinstar.com – but access is usually restricted.