Qatar Airways Manage Booking: Visit their official website, log in using your booking reference or Privilege Club number, and access “Manage Booking.” From there, you can modify details, select seats, add extras, or even cancel your reservation. Qatar Airways’ user-friendly online platform ensures a personalized and convenient travel experience.”
Source: https://faresexperts.wordpress.com/2023/09/20/how-do-i-manage-my-qatar-airways-booking/