BlackBerry Z10

Install BlackBerry Link

Go to http://worldwide.blackberry.com on your computer.
Find the download section on the web page to download BlackBerry Link.
Download and install BlackBerry Link on your computer.

Select USB connection setting

Slide your finger down the display starting from the top edge of your phone.
Press Settings.

Select USB connection setting

Press Storage and Access.

Select USB connection setting

Press USB Connections.

Select USB connection setting

Press Connect to Windows or Connect to Mac depending on the operating system on your computer.

Select USB connection setting

Press Back.

Select USB connection setting

Press Network Connections.

Select USB connection setting

Press Internet Tethering.
If it's the first time you use tethering:
Follow the instructions on the display to establish a USB connection to the computer.

Select USB connection setting

If you've used tethering before:
Press Connect using.

Select USB connection setting

Press USB.

Connect phone and computer

Connect the data cable to the socket and to your computer's USB port.

Turn on tethering

Press the indicator next to Internet Tethering to turn on tethering.
An internet connection from your computer via your phone is established.