1.) Switch on your BlackBerry. Usually, inserting the battery is all you need to do, the device then switches on automatically.
2.) Choose "Options" from the BlackBerry menu.

3.) Choose "Advanced Options".

4.) Choose "Enterprise Activation".

5.) Enter the e-mail address Skyfillers has setup for you (your Hosted Exchange account). Then enter the BlackBerry Enterprise Activation Password Skyfillers has sent you via e-mail. "Activation Server Address" remains blank.

6.) Navigate to the menu and click on "Activate".

The synchronization process starts. This procedure takes about ten minutes, depending on how much data you have in your mailbox and how powerful your wireless (GPRS/UMTS/3G) connection is. "Activation Complete" means that your BlackBerry is now ready for use.