Operating Instructions

Making HTC Thunderbolt ring louder in your pocket or bag
To help avoid missing incoming calls when HTC Thunderbolt is in your
pocket or bag, the pocket mode feature gradually increases the ring
volume and vibrates when you receive a call.
1. From the Home screen, press , and then tap Settings.
2. Tap Sound.
3. Select or clear the Pocket mode check box.
Switching to speakerphone automatically
When you're in a call, you can switch to speakerphone by simply flipping
HTC Thunderbolt over.
1. From the Home screen, press , and then tap Settings.
2. Tap Sound.
3. Select or clear the Flip for speaker check box.
Changing the display language
Changing the language adjusts the keyboard layout, date and time
formatting, and more.
The languages available to choose from may depend on the
version of HTC Thunderbolt you have.
1. From the Home screen, press , and then tap Settings.
240 Settings