GratisSIP Firmwares Here you will find the latest Grandstream HT-486 Firmwares Here is how the page looks like

• Step 1: Finding the firmware
  • To get the firmware you will need to right click on “Files” and copy the shortcut
  • Latests Firmware is: BT100_HT286_HT486: 1.1.0.10 so right click on Files and copy the shortcut for this one
  • You could also go ahead and read the release notes if you want to see what kind of updates they have done

• Step 2: Upgrading the firmware
  1. Go in the Grandstream Web Interface and go in the Advanced Settings
  2. Scroll down to Firmware Upgrade and Provisioning: Follow These exact Steps
     
     1. Upgrade Via = HTTP
     2. Firmware Server Path: = gratissip.dk/firmwares/download/BT100_HT286_HT486/1.1.0.10 (remove http: or else it won't fit) - Config Server Path: = gratissip.dk/firmwares/download/BT100_HT286_HT486/1.1.0.10 (remove http: or else it won't fit)
     3. Automatic Upgrade: = Yes and keep time as 10080
     4. Finally Click on Always Check for New Firmware
     5. Click Update on the Bottom
     6. Finally click Reboot

• Make sure the Grandstream is connected to the internet whenever you try updating this. Meaning there should be an IP address being given to it either by a router or Via PPPoE (Check our PPPoE Guide for the Grandstream) or our Internal Static IPs (Static IPs we have to enter it manually)