After extensive cross-referencing with legacy Tenda firmware archives and user reports, is most strongly associated with the Tenda W316R or the Tenda W308R (and potentially the W300D series). These are older, entry-level N300 routers (2.4 GHz only, 300 Mbps).
Complete Guide to Tenda Router Firmware Upgrades using V50749EN / .upd Files
The string "v50749en" likely refers to a firmware version for Tenda networking equipment, specifically for devices like the
Open a web browser (like Chrome or Edge) and type the standard Tenda gateway address in the URL bar: 192.168.0.1 or re.tenda.cn .
Select the correct version, matching the or newest release notes.
file via the Administration menu, and waiting for the automatic reboot. For the most accurate file, you can visit the Tenda Download Center and search for your specific model number. FH307 Firmware - Tenda Global(English)
+---------------------------------------------------------------+ | Web Browser Address Bar | | http://192.168.0.1 or http://tendawifi.com | +---------------------------------------------------------------+ | v +---------------------------------------------------------------+ | Tenda OS Dashboard Login | | Default Password: admin (or your custom admin credential) | +---------------------------------------------------------------+
If the upgrade was interrupted and the router is not working, it may require a tftp transfer method, as discussed in Linus Tech Tips forum posts .