The Sony Xperia Z2 driver has been listed below. The driver was released in May 2014. Note that this mobile phone driver is for the Xperia™ Z2 D6503, D6502, D6543, L50W, SO-03F mobile phones running on (Microsoft Windows™ XP 32bit/64bit and later). You can use these phone drivers for debugging or if you had erased it from the phone.
There are a number of Sony USB drivers on this website. You can search this website for more drivers from Sony. Note that this driver is linked to the Sony software mirror so you are downloading it directly from them. Finding them can be difficult. This will install on any operating system fro Windows XP and after. It should also run on a Windows 7 platform.