Rel.7370n -tl __top__ - Firmware Version- 3.16.0 0.9.1 V6031.0 Build 210407

Many ISPs were aggressively deploying IPv6 in 2021. This build refined DHCPv6 and SLAAC handling, fixed prefix delegation issues, and resolved conflicts with PPPoE connections.

A: Not necessarily. TP-Link may have released newer builds after April 2021 (e.g., builds with “Rel.9xxxx”). Check the support site for your device. However, for many hardware revisions, this was the final stable release before end-of-life. Many ISPs were aggressively deploying IPv6 in 2021

Given the date (April 2021), this firmware incorporates fixes for: fixed prefix delegation issues