HTC Hero - Smartphone - WCDMA Quick Start Manual - Page 18

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HTC Hero - Smartphone - WCDMA Quick Start Manual
18 Quick Start Guide
11.  Reset the Phone
Need to start over? Resetting the phone deletes all data,
including downloaded applications, and resets the phone
back to its initial state—the state before you turned on
the phone for the first time.
Important Make sure to back up important data you have on
the phone before you reset the phone.
To reset the phone 
1. On the Home screen, press MENU, and then tap
Settings > Security > Factory data reset.
2. On the Factory data reset screen, tap Reset phone
and then tap Erase everything.
To reset the phone using phone buttons
1. With the phone turned off, press and hold the HOME
and BACK buttons, and then briefly press the END
CALL/POWER button. The reset process will start
after a few seconds.
2. Wait for the phone to finish the reset process and
then press MENU.