DJI have released a new firmware for the mavic to resolve some issues people have been experiencing.
1: Optimized Remote Controller Calibration
2: Adjusted default gimbal pitch smoothing value from 10 to 15 for smoother movement.
3: Increased USB connection stability.
4: Adjusted camera color.
5: Fixed occasional remote control command timeout.
6: Fixed occasional unresponsiveness to remote controller commands.
7: Deleted support for using C1 or C2 button to launch the DJI GO app on iOS.
Restart the aircraft and remote controller after upgrade is complete.
If the firmware upgrade fails, restart aircraft, remote controller and DJI GO, and retry.
If you do the update via the Assistant, remember to do the RC as well ( this firmware includes an RC update )
To update the firmware, follow the video guide from DJI
You can also update via the DJI Assistant 2 Application for Windows and Mac.
Image of the DJI Mavic updating via the Go App