42 Chapter 2 : Basics4 Select a credit card, enter details of your credit card and billing address,and tap Submit.IMPORTANT Your credit card details are not stored on your phone. They areencrypted and stored in your Palm profile.5 Tap OK to verify your email address. Purchase receipts are sent to thisaddress. Tap Change This Address if you want to change the emailaddress.6 In Password is Required, select one of the following:Once every 4 hours: You must enter your password the first time youmake a purchase. If you make any other purchases within four hours,you don’t need to enter your password again. After four hours, youenter your password again for the first purchase, which starts a newfour-hour clock.Every Purchase: You must enter your password for each purchase,regardless of the time interval.Update or delete a billing account1 Open App Catalog .2 Open the application menu and tap Preferences & Accounts.3 Tap your account name.4 Enter your Palm profile password and tap Continue.If you enter an incorrect Palm profile password three times, a messageappears that explains how you can contact Customer Support for help.5 Do one of the following:• Edit the account information: Change the information as needed andtap Submit.• Delete the account information from your phone: Tap RemoveAccount.Copy files between your phone and yourcomputerYou can copy any type of file from a computer to your phone, and from yourphone to your computer, by putting your phone in USB Drive mode.After you copy a file to your phone, you can open the file if your phone hasan application that supports the file type. You can open many file formats forphotos, videos, and music; Microsoft Office files; and PDF files. You can alsocopy ringtones that you download from your computer’s web browser.IMPORTANT All files that you store on the USB drive of your phone are notbacked up to your Palm profile, and they cannot sync to any of your onlineaccounts. So be sure to keep a copy of all such files somewhere besides yourphone just in case you lose your phone or you must do a full erase of the info onyour phone.BEFORE YOU BEGIN Before you copy files from your computer, makesure you have enough storage space on your phone to fit the files. OpenDevice Info and look at the Available field under Phone.When your phone is in USB Drive mode, incoming calls go to voicemail; youcan’t make calls or use any other application until you complete step 5below.1 Connect your phone to your computer using the USB cable.2 On your phone, tap USB Drive. On your computer, your phoneappears as a removable drive.3 On a Windows computer, if the Found New Hardware wizard opens,click Cancel to close the wizard.