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DJI Mavic 4 Pro: Propeller and Guard Installation Guide

Step-by-step instructions for fitting and removing propellers and guards on the DJI Mavic 4 Pro safely and correctly.

In this guide, you'll learn how to:

  • Remove and replace propellers using the locking mechanism

  • Match and install propellers with the correct motor markings

  • Power off the aircraft and correctly attach left and right propeller guards

  • Confirm installation through prompts in the DJI Fly app

  • Safely remove the propeller guards after use

Removing the propellers

  • Firmly press the propeller cap down.

  • Rotate the propeller to unlock and remove the old blades.

Installing new propellers

  • Match the colour markings on the propellers with the corresponding motors.

  • Insert each propeller and press it down firmly.

  • Rotate to lock it into place.

  • Ensure all arms are unfolded before flight.

Propeller guard installation

  • Power off the aircraft before starting.

  • Identify the correct guards: LF and LB for the left side, and RF and RB for the right side.

  • Release the locks on the guards.

  • Attach the left-side guards under the front and rear arms.

  • Close the locks until you hear a click to confirm they’re secure.

  • Repeat for the right side using the matching guards.

System detection and flight

  • After installation, hover the aircraft.

  • A prompt will appear in the DJI Fly app confirming the propeller guards have been detected.

  • Once confirmed, the aircraft is ready to fly.

Removing the propeller guards

  • Open the lock on the propeller guard.

  • Press the buckle and separate the front and rear sections to detach the guards.

Summary

From matching propellers to motors to securing the guards with a click-lock system, these steps help ensure stable flight and proper detection in the DJI Fly app.

Always follow the setup process before takeoff and remove the guards carefully after use.

Get in touch

If you need help with your DJI Mavic 4 Pro equipment, our team is here to support you, to learn more about this aircraft and its applications, talk to our sales team via phone or email.

For technical assistance, contact our in-house tech team by phone or online. They're available to help with advice, repairs, and maintenance.