This is the in TP-Link’s internal schema. Unlike the user-friendly “v1.0” on the product label, v60310 breaks down as:
If you encounter issues while using this build, consider the following solutions: 3160 091 v60310 build 210407 rel7370n tlwr850n
Standard security updates to mitigate potential vulnerabilities in the router’s firmware. How to Install the 3160 091 v60310 Build 210407 Firmware This is the in TP-Link’s internal schema
: The exact compilation date of the active software version— April 7, 2021 (formatted as YYMMDD). 3160 091 v60310 build 210407 rel7370n tlwr850n
Since the TL-WR850N is often an ISP-managed device, you might find that the "Upgrade" button in your settings is disabled. This is because your provider manages the firmware to ensure it stays compatible with their network.