As of June 2026, a firmware build from April 2021 is significantly outdated. While the "3.16.0" branch was stable, it may not include security updates against, for example, the recent 2026 regulatory scrutiny surrounding TP-Link devices.
The leading 3.16.0 typically refers to the provided by the chipset manufacturer (often Qualcomm, MediaTek, or Broadcom). In this context:
If you love the hardware, you can flash OpenWrt 22.03 or 23.05 on devices using this firmware. OpenWrt offers kernel 5.10+ (compared to the ancient kernel inside 3.16.0) and weekly security patches. However, this voids your warranty and requires technical skill. As of June 2026, a firmware build from
Ensure your computer or smartphone is connected to the Go to product viewer dialog for this item. via an Ethernet cable or over Wi-Fi.
This firmware version is a standard operational build for the N300-class router. While official release notes for this specific sub-build are often restricted to ISP channels, users in the TP-Link Community have discussed several technical behaviors: DNS Stability: In this context: If you love the hardware,
(including variants prior to version 251205) have documented vulnerabilities. Because Build 210407 was compiled back in 2021, running it leaves the network perimeter exposed to old firmware exploits unless updated. How to Access the Router Management Page
The firmware is designed explicitly for the wireless router. This hardware serves as a staple 300Mbps Wireless N router widely deployed by localized ISPs due to its TR-069 management capabilities. Hardware Specifications Matrix Specification Wi-Fi Standard 802.11n/b/g (2.4 GHz Band) Maximum Wireless Speed Antennas 2× Fixed Omnidirectional Antennas Physical Ethernet Ports 1× 10/100Mbps WAN Port, 4× 10/100Mbps LAN Ports Core Chipset Architecture MediaTek Performance SoC Key Features and Functions Ensure your computer or smartphone is connected to
If issues are encountered, collect:
[v6031.0] [Build 210407] [Rel.7370n] [-TL] | | | | | | | | | | | +-- Brand Designation (TP-Link) | | | | +------------ Release ID / Compilation Sequence | | | +-------------------------- Date of Compilation (YYMMDD: April 7, 2021) | | +-------------------------------------- Sub-version / Region-specific Branch | +----------------------------------------------- Core Wi-Fi Driver / Package Architecture +-------------------------------------------------------- Major/Minor Software Version