I tried to upgrade the firmware on my Dlink 645. After the upload of the new firmware now the modem just blinks, and I can't connect to reinstall the old firmware. I work from home and I'm without ...

David Lumb is a senior reporter covering mobile and gaming spaces. Over the last decade, he's reviewed phones for TechRadar as well as covered tech, gaming, and culture for Engadget, Popular Mechanics ...