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Thread: mobile boarding pass QR code changed between check-in and flight?
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Old Aug 13, 2018, 4:30 pm
  #8  
synk
 
Join Date: Jun 2005
Posts: 137
Did you save both of the qr codes for diagnosis? A qr code is just 2d binary encoding of text. It's likely that the text changed. You could decode it with several web/mobile apps to figure out the difference.
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