What to Say. Sony Making it worse for Xperia Z. Announcement Was done on 21-5-2014 that Kitkat is available for Xperia Z 2013 Lineup. But Its now 02-07-2014 Like One and half month no update what Sony wants should we stop Buying Sony Phones... Xperia Z1, Z1C, Z2, Z2 Ultra are on Kitkat 4.4.4. Its all rubbish that sony says it depends on carriers & Network.
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