@Raufinio I find the update only occurs when rebooting the firewall. If there is some sort of storage that is filling, this seems like a design issue. Edit: I just checked my firewall to see when it...

@Tony The router is already configured with two public, functioning DNS servers. I don't believe it's a failure of the router to resolve a hostname to get the updates.

Thanks, @Tony. Can you clarify your DNS suggestion? Are you suggesting a one-time DNS modification will produce different behavior? What is the interplay of DNS in this case?

When does this unit update the Trend Micro security database? As far as I can tell, it only updates on reboot of the router. I noticed today that my security database hadn't updated since January...

@Chaz I have not experienced any issues since updating to the new firmware. My internet performance has been good, and the router has been stable. Chaz wrote I updated my TP-Link with this firmware...