Does the drone need to be calibrated before flying？ November 21, 2023 02:18 Updated No calibration is required, the aircraft has been calibrated before leaving the factory. Related articles Which App will I use for FD3? How to store the FD3 battery? Fisherman FD3 User Manual v1.1 What will you do when you get the prompt of pushing all switches up? How to set Fisherman FD3 language to English Comments 0 comments Please sign in to leave a comment.