The reply came back in less than a second. For a buoy using satellite pings from 1998, that was physically impossible.
Scroll down to select About Tablet (or "最新情報" / "端末情報") and then tap System Update . d01g firmware updated
: Tap Check for updates to see if a newer version is available on the server. Download and Install : The reply came back in less than a second
If an update is found, click "Upgrade." Do not turn off the router during this process. Method 2: Manual Update d01g firmware updated