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BlackBerry OS 4.2.1.74 for 8800 T-Mobile BlackBerry® 8800™
Download:Handheld Software (4.2.1.74) Date Updated:4/23/2007 Size:69 MB Notes:
To find the the Handheld Software version:
- From the Home screen, enter the 'Option' menu.
- Scroll down and select the 'About' menu. The third line down will tell you the software version.
- If your device software version is not 4.2.1.74, then please download and install the most recent software version.
Prior to installing this software:
- Make sure you have the latest Desktop Manager Software version installed.
- Before you upgrade your handheld, be sure to back up any important information from your BlackBerry handheld to your desktop to preserve your handheld data. You can then restore the information on your handheld after the upgrade is complete.
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