The WRT120N has two hardware revisions. Using the wrong firmware can brick the device:
In this post, we will guide you through where to find the official Linksys WRT120N firmware download, why you should update, and how to install it safely. wrt120n firmware download
Determined to get the best out of his trusty router, John set out on a mission to download the latest WRT120N firmware. He headed straight to the Linksys website, but to his surprise, he couldn't find the firmware download page. He searched high and low, but it seemed like the page had been removed or was no longer available. The WRT120N has two hardware revisions
If the automatic check fails or you prefer to do it manually, you can download the file from the official Linksys Support site. He headed straight to the Linksys website, but
John felt a sense of accomplishment, knowing that he had successfully updated his router's firmware. He was now protected from known security vulnerabilities, and his network was running with the latest features and improvements.