I downloaded the firmware package. I connected my laptop directly to the printer via a USB cable (this is safer than doing it over the network because if the Wi-Fi hiccups, you brick the printer).

Fixes network vulnerabilities, updates encryption protocols (such as TLS standards), and safeguards your office data from unauthorized access.

If you are looking for a or manual regarding the firmware update process, let me know:

If you'd like to get your printer back in top shape, let me know: Is your printer currently showing a ?

and the firmware file corresponding to your model from the links above. Installation Switch the printer and ensure it is connected to your local network.

There are two primary ways to update the firmware on a Canon imageRUNNER 2525: Method A: Using the Service Support Tool (SST) via PC