The document provides instructions for unlocking a BlackBerry Torch 9810 that is locked to a carrier network. It instructs the user to insert a SIM card from a different carrier, enter the unlock code if prompted, or go to settings and follow the steps to access the SIM card menu where they can enter a special code using the ALT key to display the unlock code screen and enter the code. Once complete, the BlackBerry will be unlocked from the carrier network.