HTC Windows Phone 8S

Troubleshoot problems with basic functions and settings

I can't turn on my mobile phone
My mobile phone doesn't ring when receiving calls
My mobile phone doesn't play a message tone when I receive a message
My mobile phone's touch screen doesn't work
My mobile phone is slow
My mobile phone's battery life is short

Troubleshoot problems with calls and voicemail

I can't make voice calls
I can't receive any calls
I can't receive messages on my voicemail
I can't check my voicemail

Troubleshoot problems with SMS, MMS and email

I can't send and receive SMS
I can't send and receive MMS
I can't send and receive email

Troubleshoot problems with multimedia, apps and internet

I can't access the internet
I can't take pictures using the camera
I can't play music
I can't install an app
I can't use one of my apps

Troubleshoot problems with connectivity

I can't use my mobile phone as a Wi-Fi Hotspot
I can't connect to another Bluetooth device
Another Bluetooth device can't connect to my mobile phone

I can't use Wi-Fi

Possible cause 4 of 6:

A connection is refused by Hotspot or Wi-Fi access point
If a connection is refused by a Hotspot or Wi-Fi access point, you can't access the internet using Wi-Fi. Hotspots and Wi-Fi access points use different security settings. If you can't connect to a Hotspot or Wi-Fi access point, you may need to change the security settings.

What you need to do
Contact the Hotspot or Wi-Fi access point administrator to obtain the correct security settings.

Did this solve the problem?

HTC Windows Phone 8S