Wifi Connection

[charmza]

Unable to connect wifi, wifi slider is currently grey.

[Phy]

Restart your Xperia Z3 and see if that helps.

[Phy]

Also, check this: WiFi troubleshoot http://talk.sonymobile.com/t5/FAQ/Wi-Fi-problems/m-p/348104#U348104

[charmza]

Ive done all of the above, but still mo luck.

[Phy]

Try repairing it with Sony PC Companion.
http://support.sonymobile.com/us/tools/pc-companion/

[Jake-SonyXperia]

Hi charmza,

Welcome to the community! Since you're new please be sure that you have checked out our Discussion guidelines.

If the WiFi bar stays grey, you may need to get the handset to a service agent for assessment. Please use the link below if you require the contact details.

http://support.sonymobile.com/global-en/contactUs/