How to remove BlackBerry Curve email signature-”Sent from my BlackBerry Wireless Device”. sometimes, Removing BlackBrry email signature from BlackBerry Curve differentiate  for BlackBerry service providers Verizon, AT&T, Nextel / Sprint, Rogers, T-Mobile etc. the most simple way is to go to Messages on BlackBerry Curve >  from the Options menu, select E-mail Settings > Auto Signature, you can see the “Sent from my BlackBerry Wireless device” message in a text box, delete it or  change it with your own message.  you will probably have to enter the password for your e-mail account to save it though.

if it can’t work, you can go to your Blackberry Curve Internet Service (BIS) provided by your service provider and log into it, click on the email account you want to modify and the options on the left will show you “signature”.   You should be able to adjust the signature setting either from your provides website . For Example- When I log into my Nextel BlackBerry Curve Internet Services account I do the following:
-  go to Services>Email Accounts
- select the account that I wish to edit
-Select the “Edit” link on the new page
-At the very bottom you wil see the “Sent from my BlackBerry Wireless Device” signature which you can delete or change  as you wish

Tags: BlackBerry Curve email signature, delete BlackBerry email signature, remove blackberry signature