Microsoft’s handset strategy is looking more convoluted with each passing day. A few weeks ago, Microsoft killed the Asha range of Nokia phones, which was largely viewed as an admission that it cannot compete with Android vendors such as Xiaomi and Micromax in the $60 to $90 price range. Asha models employed a Nokia-created operating system called Series 40, which gave these feature phones certain smart elements such as a reasonably sophisticated email system and support for downloading simple games and such.
Read more here: Boy Genius Report