Originally Posted by
krismiler
The FR24 plot for that flight (MH2774/03Apr) shows the aircraft turned back to KUL about 35 minutes after take-off. The altitude trace shows a 'blip' about 18 minutes after take-off, where the altitude changed suddenly from 25,000 ft to 23,375 ft and back to 25,000 ft. There's a second, smaller excursion about 7 minutes later, where altitude changed from 29,000 ft to 28,275 ft and back to 29,000 ft. The aircraft turned back to KUL about 5 minutes after the second altitude excursion and climbed to 30,000 ft. The remainder of the flight appears to be uneventful.
https://www.flightradar24.com/data/f...h2664#2b5da11b