V ref, etc.

How does one go about adding Reference data, such as flap speeds, Approach, stall speeds to the Reference Tab on a downloaded aircraft??
Antone know?? Thank you for your time.
D
Antone know?? Thank you for your time.
D
Flight Simulator and other chat
https://forums.simviation.com/phpBB3/
https://forums.simviation.com/phpBB3/viewtopic.php?f=21&t=64907