If you cannot use the Remote UI, or if you are on an IPv6 network, this is your best alternative. Follow the steps for "Method 2" above to access the Remote UI, but when selecting the firmware update method, choose the option for "Via USB" or "Via PC". The system will guide you through connecting the computer to the machine via a USB cable and using the utility to complete the update.
: Go to Settings/Registration > License/Other > Register/Update Software . canon iradv 4245 firmware download install
If an update is available, you'll see it listed. Click the download button to get the compressed (.zip or .exe) file. If you cannot use the Remote UI, or
Firmware updates carry a small risk of failure. Always follow official Canon instructions carefully. If you are uncomfortable performing these steps, contact an authorized Canon service technician. Firmware updates carry a small risk of failure
This is arguably the most critical step. Before any firmware update, back up your device's settings and registered data. If an unexpected power interruption or network failure occurs during the update, it can corrupt the system files. Having a backup allows you to restore your custom configuration quickly and safely, preventing unnecessary downtime.
Device must be on a network with a static IP address.