... wireless network, 23 6About wireless coverage indicators, 23 8Generate an encryption key, 26 2Turn on or turn off data service or set roaming options, 23 6Resend a message, 50 I am not receiving ... icon. 2. Click SMS Text.3. Set the Validity Period field.4. Press the Menu key. 5. Click Save. User Guide Messages 65 3. Click Options.4. Set the Use Password-Based Encryption field to Yes. 5. ... topicsView messages in a specific folder, 51 Some messages no longer appear on my deviceIf your BlackBerry application memory is full or you have more than 65 00 0 email, PIN, SMS text, and MMS messages,...