Mandatory Firmware Downgrade for XAG P100 Pro

Verified from official sources
Version 1Effective -Verified 25 August 2026

In plain language

If you fly an XAG P100 Pro drone, you must immediately downgrade your flight controller firmware to version 1.166.0.82 if you are currently running version 1.167.0.85. This is to prevent the drone from drifting off course and crossing safety boundaries.

Requirement as structured

The CAA states that all XAG P100 Pro operators who have upgraded to flight controller firmware version 1.167.0.85 must immediately downgrade to version 1.166.0.82 to prevent course deviation.

Original regulatory text

To ensure operational safety and compliance, all users who have upgraded to version 1.167.0.85 must immediately downgrade to the stable version 1.166.0.82.

Applies when

class marking
XAG P100 Pro