Yes, but do not use OTA because that downloads the firmware over expensive roaming data. Use Method 2 (microSD card) instead. Download the firmware over hotel Wi-Fi, copy it to the card, then update offline.
Go to > System Management > Software Upgrade .
Once the device power light stabilizes, log back into the web interface at 192.168.1.1 .
Navigate to the or Administration tab in the top or side menu.
Typically 2–5 minutes. Recovery mode may take up to 10 minutes.
Do not attempt a firmware upgrade over Wi-Fi. Wireless dropouts will corrupt the file transfer. Connect your computer directly to LAN Port 1 using a Cat5e or Cat6 cable.
Updates resolve common system issues like random reboots, memory leaks, and unresponsive local user interfaces (UI). Essential Safety Preparations
Click the or Submit button to begin the data transmission. Step 5: Allow the Flash Cycle to Complete
Disclaimer: These are advanced techniques that can void your warranty or brick your device if misapplied. This information is for educational purposes.
If the ONT is unresponsive, your internet provider may need to replace or re-flash it.
Log back into the web GUI using the steps outlined in Phase 3. Navigate to Status →right arrow
Most ISPs use to push updates to your device automatically. Log in to the router (default IP: 192.168.1.1 ). Navigate to Settings > Device Settings > Update Management .
If possible, use a wired connection to the ONT rather than Wi-Fi to ensure the file transfer isn't interrupted.