Windows Mobile 6 T-Mobile Dash upgrade Summary: T-Mobile is the first carrier in the United States to release a Windows Mobile 6 upgrade and they are now providing it for free to Dash owners. The upgrade improves usability and adds key productivity applications. By Matthew Miller | May 7, 2007 -- 12:30 GMT (05:30 PDT) Follow @palmsolo Previous | Next Image 11 of 15 You can now browser and purchase software using the Handango catalog from your Dash. Topics: Microsoft, Hardware, Mobile OS, Mobility, Operating Systems, Smartphones, Software, Windows Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.