If you experience frequent disconnections on a D305 even after updating, the capacitors inside the unit may be failing. Given the age of this model, it may be time to upgrade to a modern VDSL or Fiber router.
Before starting the upgrade, perform these essential steps to prevent device failure: Tenda D305 Firmware Update
Updating Tenda D305 firmware enhances router performance and security, but requires downloading the correct version from the Tenda Support Page to avoid device damage. It is recommended to connect via Ethernet, access the administration panel at 192.168.1.1, and upload the extracted .bin or .trx file. If you experience frequent disconnections on a D305
Wait for the process to complete (2–5 minutes). during this time. access the administration panel at 192.168.1.1
: Open a web browser and enter 192.168.0.1 or tendawifi.com .