Microsoft’s Surface Pro turns 5 amid rising competition and faltering sales

Microsoft’s tablets once led the way, but innovation has slowed in recent versions.

Microsoft’s iconic Surface Pro tablet turned five in February. The original product led the way for other productivity Windows tablets and detachable computers, but on its fifth anniversary, Microsoft may be losing momentum.

On Twitter, the Microsoft Surface team celebrated its “revolution,” which began when it discarded the limited Windows RT and brought full Windows 8 to the tablet market. “Five years ago today, a revolution was born when Surface turned Pro,” the Surface account tweeted ( go.pcworld.com/