- BlackBerry® smartphones
The BlackBerry® smartphone does not turn on, and the light-emitting diode (LED) flashes twice, pauses, and repeats.
The BlackBerry® device software is not installed.
Re-install the BlackBerry® Device Software.
To complete the reload using BlackBerry® Desktop Software for PC, see KB03621.To complete the reload using BlackBerry® Desktop Software for Mac, see KB19915.
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Visit the BlackBerry Technical Solution Center at www.blackberry.com/btsc.