Originally Posted by
Ajm1987
As another data point, I was on a miles booking and was told that moving to QR wasn't possible unless they had miles availability, so had to go with the only remaining BA flight (the app didn't offer my QR either, whereas it did offer it to my friend on a cash ticket). I wasn't too fussed in this case so didn't bother to argue but seems a bit odd in disruption.
that’s not correct - unless you are trying to significantly change the date. Standard guidelines allow rebook on QR regardless of reward availability.