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BlackBerry® OS Smartphones

New Contributor
Posts: 2
Registered: ‎02-05-2013
My Device: blackberry curve 8520
My Carrier: giffgaff
Accepted Solution


Can someone please help me my phone won't come on and it says 'reload software 552'

Elite II
Posts: 7,974
Registered: ‎06-01-2012
My Device: Curve
My Carrier: BSNL

Re: HELP!!!!

Hi anisa95



Welcome to BlackBerry Support Forums



To recover your device try this Knowledge Base Article :


KB10144  : How to force the detection of the BlackBerry smartphone using Application Loader



Additional Information :

KB18751 : Error "Reload Software: 552" is displayed on the BlackBerry smartphone


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New Contributor
Posts: 5
Registered: ‎02-05-2013
My Device: Blackberry Z10
My Carrier: Rogers

Re: HELP!!!!

Locate a program call Loader.exe


C:\Program Files (x86)\Common Files\Research In Motion\AppLoader


run this app and plug in your BB.  Make sure you already have the proper OS installed for your device.  This app should able to reinstall the OS for you.