Firmware Version- 3.16.0 0.9.1 V6031.0 Build 210407 Rel.7370n -tl ⇒
Users of Build 210407 often report three specific bugs:
Resetting will not change the firmware version; it only clears settings.
So, what does this specific build offer? We interviewed engineers familiar with the 3.16.x branch and analyzed the internal changelog (leaked via a 2022 FCC filing).
| Use Case | Recommendation | Reasoning | | :--- | :--- | :--- | | Home user with <20 devices | Stay, but disable WPS & remote mgmt | Stable enough; good WPA3 implementation | | Small business (guest WiFi, VLANs) | Upgrade to 3.18.x (if available) | The IGMP bug will disrupt conferencing | | IoT lab / experimental | Move to OpenWRT | You need updated kernels for Zigbee/Thread co-existence | | High-security environment | Replace the device | No security patches for 2+ years |
If issues are encountered, collect:
This specific firmware version corresponds to the TP-Link TL-WR850N router, specifically Hardware Version V3 . Based on the build number ( ), this software was released on April 7, 2021 Firmware Breakdown Model Identification : The "TL" and build string are unique to the Build Date : TP-Link build numbers use a format. In this case, indicates April 7, 2021. ISP Customization is often a customized device provided directly by Internet Service Providers (ISPs)
, meaning official firmware updates might not be available on the public TP-Link site and must be requested through your provider. Key Maintenance Tips 3.16.0 0.9.1 v6031.0 Build 210407 Rel.7370n (TL-WR850N)
The firmware string 3.16.0 0.9.1 v6031.0 Build 210407 Rel.7370n -TL refers to an official software update for the TP-Link TL-WR850N
wireless router. Released on April 7, 2021, this specific build is part of the maintenance lifecycle for TP-Link's budget-friendly N300 series routers, which are frequently used in home and small office environments. Overview of Firmware Build 210407 Users of Build 210407 often report three specific
Firmware is the "software for hardware" that dictates how your router manages data traffic, security protocols, and device connectivity. For the Go to product viewer dialog for this item.
, this version serves as a stable foundation for the device's core features. Release Date: April 7, 2021 (indicated by "Build 210407"). Version String: 3.16.0 0.9.1 v6031.0. Model Compatibility: Primarily identified with the TP-Link TL-WR850N Key Functions and Benefits
While TP-Link does not always provide exhaustive changelogs for every minor build, updates in this series typically focus on three critical areas: 3.16.0 0.9.1 v6031.0 Build 210407 Rel.7370n (TL-WR850N)
Firmware Version:
3.16.0 0.9.1 v6031.0 Build 210407 Rel.7370n -TL This specific firmware version corresponds to the TP-Link
If you need it in a sentence or technical note:
"The device is currently running firmware version 3.16.0 0.9.1 v6031.0 Build 210407 Rel.7370n -TL, dated from a build released on April 7, 2021."
Or broken down:
