BlackBerry Classic PRD-59715-028 用户手册

I can't see the recipients for a message

To see the other recipients of a message and the account that you received the message in, in the message, at the top-right 
corner of the screen, tap the arrow.

I can't send or forward a text message

You might not be able to forward an SMS or MMS message if the content of the message includes copyright-protected 
information.
If you use a work account that is supported by a BlackBerry Enterprise Server, your administrator might not allow you to 
send text messages, but you might still be able to receive text messages.

I can't attach a file to a text message

The file might be too large, or your wireless service plan might not support MMS messaging, which is required to attach files 
to text messages. Contact your service provider for more information.

BBM

With BBM, you can chat and share in real-time with your BBM contacts, and know when someone has read your message. 

Type, talk, or post. You decide the best way to communicate with people in BBM.
For more information, see the 

Facebook

You can use the Facebook for BlackBerry devices app to stay connected with your friends. Send messages, chat with your 

friends, invite new friends, upload pictures to your Facebook account, and more.
For more information on Facebook for BlackBerry devices, see the 

.

Twitter

You can use the Twitter for BlackBerry devices app to stay connected almost anywhere you go. You can post tweets, send 

direct messages to friends, search Twitter, add pictures to your tweets, and more.
For more information on the Twitter for BlackBerry devices app, see the 

User Guide

BlackBerry Hub and email

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