How to set the mail notification sound on your Palm Centro device.
1. From a mailbox screen, press Menu.
2. Select Options.
3. Select Preferences.
4. Select Alerts.
5. Check the box for Alert me of new mail.
6. Select the Alert Sound dropdown list, and then choose the sound you like. You can also select if you would like the device to vibrate in the Vibrate dropdown list.
8. Select OK when you’re done.
When trying to use Internet services on your Palm Centro device, you get an error:
Error 67: registration failure, check username and/or password
To try to fix this issue, perform the following steps:
1. Press Phone.
2. From the Dial Pad, enter ##data.
3. Press Menu.
4. From the Options menu, select Update Vision Profile.
5. Select Now.
After syncing your Palm Centro device, there is duplicate data in Outlook. To try to fix this problem, try the following:
1. Open Microsoft Outlook and delete the duplicate entries.
2. On your computer, go to the application with duplicate entries and manually enter any information you’ve added to your device since the last time you synchronized.
3. Click the HotSync manager icon in the taskbar, and select Custom.
4. Select an application that has duplicate entries that also has Outlook in its name.
5. Click Change.
6. Select Desktop overwrites handheld, and then click OK.
7. If more than one application has duplicate entries, repeat steps 4 through 6 for each
application with duplicates.
8. Click Done.
9. Synchronize the Palm Centro with your computer.
How to assign a ringtone to a Contact on your Palm Centro smartphone.
1. Press Phone.
2. Select the Contacts button.
3. Open the contact entry that you wise to assign a caller ID ringtone to.
4. Select Edit.
5. Select a ringtone in the pick list.
6. Select Done.
How to assign a picture to a Contact on a Palm Centro.
1. Open the picture you wish to add to a contact.
2. Press Menu.
3. Select Options.
4. Select Save as Contact.
5. Select the contact
How to assign a ringtone to a specific Contact on your Palm Treo 755p smartphone.
1. Press Phone.
2. Select the Contacts favorite button.
3. Open the contact you want to assign a ringtone to.
4. Select Edit.
5. Select the Ringtone list and choose a ringtone.
6. Select Done.
How to use the applications on your Palm Treo 755p while you are on an active call.
1. While on a call, do one of the following:
2. Press Applications.
3. Open the application you wish to use.
4. Press Phone to return to the Active Call view.
Note: You can’t use data applications while on a call.
How to format the MicroSD card on your Palm Centro.
1. Insert the card into the expansion card slot. The Applications view will appear.
2. Select All in the Category list at the top of the screen.
3. Select Card Info.
4. Press Menu.
5. Select Format Card on the Card menu.
6. Select OK.
How to add an email signature to your Palm Treo 700p or 755p.
1. From any mailbox screen, press Menu.
2. Select Options.
3. Select Preferences.
4. Select Signature.
5. Check the Attach Signature box.
6. Enter the signature, and then select OK when you’re done.
How to make a conference call using 3-way-calling on your Palm Treo 700p or 755p.
1. Dial the first number and get the first call on the line.
2. Use the directional pad to select Hold.
3. Use the directional pad to select Add Call.
4. Dial the second number.
5. When the Dial another call? prompt appears, select Yes.
6. When you’re connected to the second party, use the directional pad to select Conf to
start the three-way call.
How to delete a contact on your Palm Centro device.
1. Open the contact that you wish to delete.
2. Press Menu.
3. Select Delete Contact under the Record menu.
4. Select OK.
How to remove an application from the Palm Treo 755p.
1. Open Applications.
2. Open the menus option 
.
3. Select Delete on the App menu.
4. Select the Delete From dropdown list and select the location of the application you want to remove: Phone or Card.
5. Select the application that you want to remove.
6. Select Delete.
Now the program should be uninstalled.
How to remove an application from the Palm Treo 700p.
1. Open Applications.
2. Open the menus option .
3. Select Delete on the App menu.
4. Select the Delete From dropdown list and select the location of the application you want to remove: Phone or Card.
5. Select the application that you want to remove.
6. Select Delete.
Now the program should be uninstalled.
How to delete a contact from the Palm Treo 700p.
1. Open the contact you wish to delete.
2. Open the menus option .
3. Select Delete Contact from the Record menu.
4. Select OK.
How to add an email signature so that it appears automatically in your email messages.
1. From any mailbox screen, press Menu.
2. Select Options.
3. Select Preferences.
4. Select Signature.
5. Check the box for Attach Signature.
6. Enter the signature, and then select OK.
How to enable Call Forwarding on your Palm Centro smartphone.
1. Press Phone.
2. Press Menu.
3. Select Options.
4. Select Phone Preferences.
5. Select the Call forward list and select a number. You may also select Edit numbers, and then select New to enter a new number.
6. Select OK and you’re done.
How to uninstall a program from your Palm Centro.
1. Insert your expansion card if the program needs to be removed from it.
2. Press Applications.
3. Press Menu.
4. Select Delete on the App menu.
5. Select the Delete From pick list and select Phone or Card.
6. Select the program that you wish to remove.
7. Select Delete.
How to beam pictures to another Palm Centro using BlueTooth.
1. Ensure Bluetooth is On in the Bluetooth application on both the sending and receiving devices.
2. Press Applications and select Pics&Video.
3. Select the album that contains the entry want to send. Select the picture.
4. Press Menu.
5. Select Send.
6. Select Bluetooth, and then select OK.
7. Select the devices you wish to send the photo to in the Discovery Results screen, and then select OK.
Source: Palm Centro User Guide
How to export your Palm address book and then import it to your Mac Address Book.
1. Open Palm Desktop 4.1 for Mac.
2. Select File > Export > Addresses.
3. Select vCard for the export format and click OK.
4. You can then import the .vcf file into Mac Address Book.
Send a program to another Palm device over your Bluetooth connection.
1. Open Applications > Bluetooth.
2. Select Bluetooth On.
3. Press Applications.
4. Press Menu.
5. Select Send from the App menu.
6. Select the Send From pick list and select whether the application you want to send is located on your device or on an expansion card.
7. Select the program you want to transfer. Programs with locks cannot be sent.
8. Select Send.
9. Select Bluetooth, and then select OK.
10. Select the device you are sending the program to on the Discovery Results screen, and then select OK.
Source: Palm Centro User Guide
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