# Firmware Upgrade

## Backup & Restore

The 4G router provides an easy way to backup and restore the previous configurations. Please backup your router configurations before making changes to the router.

### i. Backup Configurations

After accessing the router, navigate to `System` > `Backup / Flash Firmware` > `Actions`: `Backup`. Click the button `Generate archive` to download the archive of current router configurations.

### ii. Restore Configurations

To restore previously saved router configurations from the local PC, please navigate to `System` > `Backup / Flash Firmware` > `Actions`: `Restore`. Click `Choose File` button to select the archive file. Click `Upload archive…` the button to upload the archive.

## Flash Firmware

A firmware upgrade will replace the entire current installation with a new version. Before upgrading the firmware, please download a computer's backup file and the correct updated firmware. You can contact our sales team to get the latest firmware.

1. Navigate to `System` > `Backup / Flash Firmware` > `Actions`: `Flash new firmware image`. 
2. Click the `Choose File` button to select the firmware file. *\*Usually end with **\*.bin**.*
3. Click `Flash image…` to upload the firmware file.
4. Verify firmware image checksum and proceed.
5. The system indicator flashes while flashing the firmware.
6. Wait 3\~5 minutes until the router comes back online.

{% hint style="info" %}

* Enable the checkbox of `Keep setting` will run a standard upgrade that automatically preserves much of the router configuration, like network settings, WiFi settings, the device hostname, and so on.
* If disabled, the checkbox of `Keep settings`, the router **will not** automatically jump back to the front page after successfully flashing the firmware and rebooting. You need to re-access the router admin at `http://192.168.30.1`.
  {% endhint %}

{% hint style="danger" %}
Do not turn off power or disconnect from the PoE adapter while flashing the firmware.
{% endhint %}

<figure><img src="https://1340417500-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LvFoPQjE_9d9UfSmbIn%2F-Lx0mXtt8SuEDIV9_mo-%2F-Lx0tOd3SkJNyoF4lT7f%2FEV3104_Backup-Flash-Firmware-Online-Upgrade.jpg?alt=media&#x26;token=2a8e1805-5ff7-4b18-85d5-0f90629e33f3" alt=""><figcaption></figcaption></figure>

## Online Upgrade

You can also upgrade the firmware from the cloud server.

1. Navigate to `System` > `Backup / Flash Firmware` > `Actions`: `Online Upgrade`.&#x20;
2. Click the `Check New Version` button.&#x20;
3. It will start to check upgraded firmware and download the updated firmware file to the router's temporary memory space.&#x20;
4. Then, it will automatically run a standard upgrade and keep the previous configurations.
5. Wait 3\~5 minutes until the router comes back online.


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