If you're looking to Download UCEdge on your Chromebook laptop Then read the following guideline.
UCEdge client is Toshiba Unified Communications client application that integrates all business users communications for Toshiba Strata CIX, IPedge, and VIPedge customers. UCedge client provides users with contacts in the corporate, the Instant Building SoftPhone, Message, Group Instant Message, and Presence with the phone status. It also provides the Follow Me, the single number reach, capability, and the Mobility capability, extension dialing capability, from the cell phone. UCedge client can also control the desktop phone or other softphone to make a call. The application does not interfere with the ability to make a phone call or access the voice mail of the mobile device itself.