Blackberry Dx1 Manual

4. Change the Message Viewer Icons  field.
5. Press the  Menu key.
6. Click  Save.
Change the encryption algorithms for PGP protected messages
If a message has multiple recipients, your  BlackBerry® device uses the first selected encryption algorithm in the list that all recipients are known
to support.
1. On the Home screen or in a folder, click the  Options icon.
2. Click  Security Options .
3. Click  PGP.
4. Select the check box beside one or more encryption algorithms.
5. Press the  Menu key.
6....

•If you use message classifications, verify that the message classification supports the signing or encryption options that you want. Try
using a different message classification.
I cannot open an attachment in an encrypted message
The attachment information might not be available on the BlackBerry® Enterprise Server, your administrator might have set options to prevent
you from opening attachments in encrypted messages, or you might have received the message from an email account that does not support...

• To move to the previous date, press P.
• To move to the next unopened item, press  U.
• To move to the next related message, press  J.
• To move to the previous related message, press  K.
Troubleshooting: Messages
I cannot send messages Try performing the following actions: •Verify that your BlackBerry® device is connected to the wireless network. If you are not in a wireless coverage area, your device should
send messages when you return to a wireless coverage area.
• If the menu item for sending a...

•If you have not received a registration message from the wireless network, register your device.On the Home screen or in a folder, click
the  Options  icon. Click  Advanced Options . Click Host Routing Table . Press the Menu key. Click  Register Now .
• Verify that data service is turned on.
• If you use email message filters, verify that the options for email message filters are set correctly.
• Verify that email message forwarding is turned on and that you have selected all the email message folders,...

The number of new or unopened messages is different than I expectedThe number of new or unopened messages includes saved messages and filed messages.
If you have set your BlackBerry® device to hide filed messages and you receive a new message from an email message folder in the email
application on your computer other than your inbox, your device files the message.
Related topics
View messages in a specific folder, 53
Some messages no longer appear on my device If your BlackBerry® application memory is...

Email message filters are not working correctlyTry performing the following actions: • Verify that your email message filters are turned on.
• Verify that your email message filters appear in the order that you want your BlackBerry® device to apply them to email messages.
Related topics
Email message filters, 57
I cannot turn on cell broadcasting If your BlackBerry® device uses a SIM card, your SIM card might not support the display languages that you have selected for cell broadcast
messages.
Clear the...

Files and attachments
File and attachment basics
About files and attachments You can view and download attachments and save them to the BlackBerry® device memory or on a media card. If your email account uses a
BlackBerry® Enterprise Server that supports accessing files on your organization's network, you can preview files from your organization's
network and save the files to your device or attach them directly to email messages without downloading them. You can use the Files application
to view...

Stop downloading a file or an attachment1. In the message, in the calendar entry, or on the web page that you are downloading the file or attachment from, press the  Menu key.
2. Click  Cancel Download .
Locate a file saved on your device 1. On the Home screen, click the  Media icon.
2. Press the  Menu key.
3. Click  Explore.
4. Navigate to the file.
To view the file, click the file. Depending on the file type, the file might not appear in its original format.
Related topics
About files and attachments,...

8. Click Copy Into .
Related topics
Locate a file saved on your organization's network, 96
Send a file as an attachment, 97
Send a file as an attachment To perform this task, your email account must use the BlackBerry® Internet Service or a BlackBerry® Enterprise Server that supports this feature.
For more information, contact your wireless service provider or administrator.
1. On the Home screen or in a folder, click the  Media icon or  Files icon.
2. Navigate to a file.
3. Highlight the file.
4....

View properties for a fileYou can view the size, author, publication date, and other properties for a file.
1. On the Home screen or in a folder, click the  Media icon or  Files icon.
2. Navigate to a file.
3. Highlight the file.
4. Press the  Menu key.
5. Click  Properties .
Rename a file 1. On the Home screen or in a folder, click the  Media icon or  Files icon.
2. Navigate to a file.
3. Highlight the file.
4. Press the  Menu key.
5. Click  Rename.
6. Type a name for the file.
7. Click  Save.
Delete a...