BlackBerry DTEK50 bonded with AT&T is now getting a new firmware update. The update arrives as build number AAM312 that install June security patch on the device along fixes for minor glitches in the firmware to improve stability.
The AAM312 June security update for AT&T BlackBerry DTEK50 is rolling out via OTA so we recommend you to update your device on the latest firmware because it protects the device from Malware and exposures.
The firmware updates provided by the device manufacturer are always important to install because it optimizes your device security and improves stability in the device.
To update AAM312 firmware on your device without waiting for the OTA, head to Settings > About device > System updates. Keep your device charged well before installing the update.