I can not reset the display to change the Name displayed when I call someone.

Let's guess this is a cellphone and not a computer. Category moved from Computers and Internet.

This question needs 'make model (what it is)', so we guess!

Wireless Caller ID, Call Display, and Name Display FAQs

https://www.rogers.com > customer > support > article
Learn more about Wireless Caller ID, Call Display, and Name Display. Change your Caller ID through MyRogers, or disable Caller ID on Android or iPhone.

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hi robert.
see if this helps you,if not go to the link and the bottom.
How to change the display name in Avaya phone? Press the Select soft key or the OK button or the right arrow key. Use the up and down arrow keys to scroll the display to the option Display Name. Press the Change soft key to change the setting or use the left or right arrow keys. Display your extension number and the date and time on the phone when it is idle.

Display Name - Avaya

marketingtools.avaya.com/knowledgebase/user/ipoffice/.../1408/display_name.htm Search for: How to change the display name in Avaya phone?
How do you change the display names on the Avaya 5420 Google Search

If you have the Admin password then follow this procedure:
For a DT330 (24-Button with 4 line LCD)
Do not lift the handset and press the Speaker button
Enter #*#*
Enter the 4 digit admin password and press the Transfer button
The phone will now display 'Program Mode'
Select Base from the four options using the associated softkey
Enter 15 and press the select softkey 2 times
The Extension Number and Ext Name will be displayed
Find the Extension Number you want to change the Extension Name for using the + and - softkeys
Press the Mic button to go to the Ext Name line
Enter the New Name using the number dial keypad.
If you make an error the Recall button will delete a character to the left and the Hold button will delete all characters to the right of the cursor.
Press the Transfer button to accept the new name.
Press the Answer button 4 times or until 'Program Mode' is displayed.
Press the Speaker button.
The system will save the changes and return the display to normal.

http://service.us.panasonic.com/OPERMANPDF/KXT7630.PDF

I'm guessing that your looking to change the name on the telephone system and not the voice mail.
Programming is done on 7310, 7324 and 7316 type sets.
Enter programming by pressing the feature key followed by **266344.When prompted to enter the password enter 266344.
The screen should say TERMINALS&SETS. The 4 top line/feature keys are now used for programming.
At the terminals&sets prompt, press the show key (top right arrow).
The display should now ask for an extension number.
Enter extension number you want to change the name on.
Press the show key (top right arrow)
The display should say LINE ACCESS
Press the next key (bottom right arrow) .
The display should say CAPABILITIES.
Press the next key (bottom right arrow) .
The display say Name.
press the Chng soft key.
use the dial pad to enter the name. advance using the arrow soft key to go to the next letter
ex. Bill = 2,2 -> 4,4,4 -> 5,5,5 -> 5,5,5
Press the next key (bottom right arrow) to enter the name.
Press the release key when finished

The password on the mailbox that you don't know the password to will need to be reset to access that mailbox. While in admin programming you can change the name on the mailbox.
To reset your voice mail password,on press feature 983 the screen should say log:
enter 1020000 (default password) if you have a 3 digit intercom number, 120000 if you have a 2 digit intercom number
the display should say mbox, AA, and othr above the three soft keys
press the mbox soft key
the screen should say add, del, and chng above the soft keys
press the chng soft key
enter in the mailbox number you wish to reset the password on
press ok
the screen should say reset and next above the soft keys
press the reset soft key If you pres the next soft key 2 or 3 more times you'll come to the name of the mailbox press Chng and enter in the new name (the # key advances by a space and pressing # twice puts the comma to separate the first and last name press ok when finished
press the Rls key
your password will be reset to 0000

The best thing to do at this point is to reset the admin. password.
To reset the administrator pasword enter feature 985 press 9, at the password prompt enter 73738767793 (resetsmpwsd) and press ok or #,press yes to reset password. password should be defaulted to 0000. then try Feature 983. if your system has 2 digit intercom #s your password is 120000.

To reset your voice mail password, press feature 983 the screen should say log:
enter 120000 (default password)
the display should say mbox, AA, and othr above the three soft keys
press the mbox soft key
the screen should say add, del, and chng above the soft keys
press the chng soft key
enter in the mailbox number you wish to reset the password on
press ok
the screen should say reset and next above the soft keys
press the reset soft key
press the Rls key
your password should be reset to 0000

You can't reset password, but you can see admin PIN on printer's display.
Just use simulation 22-7.
You can read about simulations in "service manual".

Do you know how to get into phone system programming? The extension names are changed in there.

This facility of changing name is in admin program. when you call up some body their name will bw displayed on your screen. It's fine .tell us that what name other person get.

i think i can talk u through this, call me if u want

gary
309-346-5582