new z3 compact wont connect to pc

[R85]

when i plug my phone into the computer to update to lollipop the pc installs it as a unkown device how do i fix this? Also I cannot find developer options under my phone settings...

[SophiaW]

Which version of Windows are you running, R85?

[R85]

thank you alexdon for all the help. Your fast responses got me up in no time. 

[R85]

windows 7. but I got it up and running thanks to alex

[_alexdon_]

Cool,anytime.