How to Update a DJI Phantom 4 Pro Drone

Introduction

In This Guide
You'll Learn:
  • How to update the firmware on your DJI drone and remote control.
You'll Need:
  • The drone and remote control batteries to be fully charged.
  • The provided USB cable.
  • A computer or mobile device with an internet connection.
  • The device specific app installed:
    • DJI GO 4 app on a mobile device,
    • DJI Assistant 2 on a computer.

1 Charge Batteries

  1. Plug the charger into a power outlet.
    DJI Phantom 4 charger.
  2. Plug the remote control charging cable into the right side of the remote control.
    Charging cable connected to remote control.
  3. Plug the battery charging cable into the battery.
    Charging cable connected to battery.
  4. If you have more than one battery, plug them all into the charging hub.
    Drone batteries plugged into charging hub.
  5. You will see the battery indicator lights on the remote control and batteries scrolling until they will turn off meaning they are fully charged.
    Battery and remote control lights showing charging progress.

? What type of device would you like to use to update the firmware?

  1. Mobile Device
  2. Computer

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In This Guide
You'll Learn:
  • How to update the firmware on your DJI drone and remote control.
You'll Need:
  • The drone and remote control batteries to be fully charged.
  • The provided USB cable.
  • A computer or mobile device with an internet connection.
  • The device specific app installed:
    • DJI GO 4 app on a mobile device,
    • DJI Assistant 2 on a computer.
  1. Plug the charger into a power outlet.
    DJI Phantom 4 charger.
  2. Plug the remote control charging cable into the right side of the remote control.
    Charging cable connected to remote control.
  3. Plug the battery charging cable into the battery.
    Charging cable connected to battery.
  4. If you have more than one battery, plug them all into the charging hub.
    Drone batteries plugged into charging hub.
  5. You will see the battery indicator lights on the remote control and batteries scrolling until they will turn off meaning they are fully charged.
    Battery and remote control lights showing charging progress.

To continue, we need to know what Operating System your smartphone or tablet has.

There are 2 main Operating Systems for smartphones currently available, Android and iOS.

Android Smartphone
Android smartphones are produced by multiple companies, such as Samsung, LG, Motorola, Sony, Nokia, Lenovo, and HTC.Android Home Screen
iOS Smartphone
Apple is the only company that makes iOS smartphones.iOS Home Screen

Depending on what device (Smartphone or Tablet) and which generation you have, the menu theme and options might look slightly different on your screen. However, the steps should be similar across all Android devices and generations.

To Check If Your Android Mobile Device Is Connected to Wi-Fi

  1. Open Settings on your phone or tablet.
    Android Settings.
  2. Select Wi-Fi.
    Wi-Fi
  3. Make sure Wi-Fi is turned On. The Wi-Fi network that you are connected to will say Connected under its name.
    Wi-Fi settings with Wi-Fi On switch and connected network highlighted.
To better assist you, please answer this question.
  1. Launch the DJI GO 4 app on your mobile device.
    DJI GO 4.
  2. If you're not logged in, tap Sign In.
    Sign In button highlighted in mobile app.
  3. Fill in your account information and tap Sign In.
    Login fields and Sing In button highlighted on mobile app login prompt.
  1. Plug the smaller connector of the provided USB-OTG adapter into the left side of the drone.
    USB-OTG cable plugged into drone.
  2. Plug the smaller end of the provided USB cable into your mobile device.
    USB cable being plugged into tablet.
  3. Plug the other end of the same cable into the USB-OTG adapter.
    Connection
  1. Make sure the gimbal cover is removed so the gimbal can move freely during the warm-up process.
    Gimbal cover being removed from drone.
  2. Press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
    Power button highlighted on back of drone.

Depending on which DJI drone you have, the connected device may show a different name and image. However, the following procedure is the same for all DJI drones.

  1. The DJI GO 4 app will notify you if there is a new firmware update available for your drone. Tap the notification in red.
    New firmware update available notification highlighted in mobile app.
  2. Tap Download Now to initiate the update.
    Download Now highlighted in mobile app.
  3. Wait for the process to complete.

    Do not turn off the drone and remote control or exit the mobile app during the update.

    Firmware update in progress.
  4. Once the update is completed you will be asked to restart the drone. We will do that next. Tap OK for now.
    OK highlighted on update complete prompt.
  5. The app will notify you the update was completed.
    Update completed notification in mobile app.
  1. To turn off the drone, press and release the power button then press it again quickly and hold it until the lights turn off.
    Power button highlighted on back of drone.
  2. To turn it back on, press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.

To reseat or replace the battery you have to perform the same steps:

  1. Notice the buckles on the upper and lower sides of the battery.
    Buckles highlighted on DJI Phantom 4 battery.
  2. Place the back of your hands against the arms of the drone, to use them as leverage, and your index fingers and thumbs on the buckles.
    Placement of hands shown for easy battery removal procedure.
  3. Squeeze the buckles and pull the battery towards you.
    Pulling the battery out of the drone.
  4. Wait 10 seconds.
  5. Slide in the same or replacement battery with the power button on the right side.
    Sliding in battery into drone.
  6. Grab the arms of the drone with your fingers for leverage and push the battery with your thumbs downward and to the right until you hear a click.
    Battery locking direction pointed out.
  1. Make sure the gimbal cover is removed so the gimbal can move freely during the warm-up process.
    Gimbal cover being removed from drone.
  2. Press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
    Power button highlighted on back of drone.

The drone is powered by an intelligent battery which updates together with the drone. If you have any extra batteries, you will need to insert them one by one into the drone and check if they need to be updated to be compatible with the drone.

Depending on which DJI drone you have, the connected device may show a different name and image. However, the following procedure is the same for all DJI drones.

  1. Replace the drone's battery.
  2. The DJI GO 4 app will be notify you if the battery's firmware is incompatible with the drone's firmware and needs to be updated. Slide the switch to the right side to initiate the update.
    Slider highlighted and sliding direction pointed out.
  3. The app will notify you the update is in progress.

    Do not turn off the drone and remote control or exit the mobile app during the update.

    Update in progress.
  4. Then it will notify you the update was completed.
    Update completed.
  1. To turn off the drone, press and release the power button then press it again quickly and hold it until the lights turn off.
    Power button highlighted on back of drone.
  2. To turn it back on, press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
  1. Unfold the mobile device holder.
    Mobile device holder on remote control being unfolded.
  2. Press the release button (1) on the holder and extend the clamp (2). If you're using a smartphone, unfold the supporting arms (3) as well.
    Release button highlighted and arrows showing how to extend holder and unfold supporting arms.
  3. Place your mobile device into the holder and secure it by pressing down the clamp.
    Arrow showing  closing of the holder clamp.
  4. Plug the small end of the provided USB cable into your mobile device.
    USB cable being plugged into mobile device.
  5. Then plug the other end of the same cable into the USB port on the rear of the remote control.
    USB port highlighted on rear of remote control.

Press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
Power button highlighted on remote control.

Depending on which DJI drone you have, the connected device may show a different name and images. However, the following procedure is the same for all DJI drones.

  1. The DJI GO 4 app will notify you if there is a new firmware update available for your remote control. Tap the notification in red.
    New firmware update available notification highlighted in mobile app.
  2. Tap Download Now to initiate the update.
    Download Now highlighted in mobile app.
  3. Wait for the process to complete.

    Do not turn off the drone and remote control or exit the mobile app during the update.

    Firmware update in progress.
  4. Once the update is completed you will be asked to restart the drone. We will do that next. Tap OK for now.
    OK highlighted on update complete prompt.
  5. The app will notify you the update was completed.
    Update completed notification in mobile app.
  1. To turn off the remote control, press and release the power button then press it again quickly and hold it until the lights turn off.
    Power button highlighted on remote control.
  2. To turn it back on, press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
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Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

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Clicking this button will open a new guide that will provide you with steps to resolve your issue.

Depending on what device (iPhone, iPad or iPod Touch) and which generation you have, the menu theme and options might look slightly different on your screen. However, the steps should be the same across all iOS devices and generations.

To Check If Your iOS Mobile Device Is Connected to Wi-Fi

  1. From the main screen of your device, look for and open Settings.
    iOS Settings icon.
  2. With Settings open, look for the Wi-Fi field. This field will display the current Wi-Fi status on the right hand side:
      • Off - the Wi-Fi antenna is currently disabled.
      • Not Connected - Wi-Fi is turned on, but your device is not currently connected to a network.
      • Wi-Fi network name - Wi-Fi is turned on, and the network name displayed is the network your device is currently connected to.
    Wi-Fi highlighted in iOS settings.
  3. You can also tap on the Wi-Fi field and make sure the Wi-Fi switch is in the On position. The switch should be green in color and will display the network that you are currently connected to directly beneath it with a check mark to the left.
    iOS Wi-Fi menu highlighting the Wi-Fi switch and the currently connected network.
Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

There are 2 main Operating Systems for personal computers currently available, Windows and macOS.

Windows
Windows runs on computers produced by multiple companies, such as Lenovo, Asus, Dell, Toshiba, Hewlett Packard, Acer, and Sony.Windows 10
macOS
Apple is the only company that makes macOS computers.macOS Mojave
  1. Click on the Apple Menu and go to System Preferences.
    Apple Menu with System Preferences Highlighted
  2. Click On Network.
    Network
  3. Click on the Network Adapter which you are checking.
    List of network adapters
  4. Here you will find the status of your internet connection.
    Connection status indicators. Green for Connected, Amber for Not Configured, and Red for Not Connected.
To better assist you, please answer this question.
  1. Launch the DJI Assistant 2 app.
    DJI Assistant 2.
  2. If you don't see your email address in the top right corner, click Login.
    Login highlighted in DJI Assistant 2.
  3. Fill in your DJI account information then click Sign In.
    Login prompt highlighted in DJI Assistant 2.
  1. Plug the smaller connector of the provided USB cable into the left side of the drone.
    USB cable being plugged into drone.
  2. Plug the other connector of the USB cable into the computer.
    USB cable being plugged into computer.
  3. On the rear of the drone, press and release the power button then press it again quickly and hold it for about two seconds to turn it on.
    Power button highlighted on rear of drone.

Depending on which DJI drone you have, the connected device may show a different name. However, the following procedure is the same for all DJI drones.

  1. In the DJI Assistant 2 app, select your drone under Connected Devices.
    Drone highlighted under connected devices in DJI Assistant 2.
  2. Look for the Latest Version available in the Firmware List and click Upgrade.
    Latest Version pointed out and Upgrade button highlighted in Firmware List of DJI Assistant 2.
  3. Wait for the update to complete. The process may take several minutes to finish.

    Do not turn off or disconnect the drone or exit the app during the update.

    Drone update in progress.
  4. Once the update is completed, click Back.
    Back button highlighted in DJI Assistant 2.
  5. You will now see the firmware version to be Current.
    Current version pointed out in Firmware List.

You may have heard the drone make the initialization sound after the update was completed, meaning it was restarted automatically. If you haven't heard that sound, you will need to restart it manually.

To better assist you, please answer this question.

To reseat or replace the battery you have to perform the same steps:

  1. Notice the buckles on the upper and lower sides of the battery.
    Buckles highlighted on DJI Phantom 4 battery.
  2. Place the back of your hands against the arms of the drone, to use them as leverage, and your index fingers and thumbs on the buckles.
    Placement of hands shown for easy battery removal procedure.
  3. Squeeze the buckles and pull the battery towards you.
    Pulling the battery out of the drone.
  4. Wait 10 seconds.
  5. Slide in the same or replacement battery with the power button on the right side.
    Sliding in battery into drone.
  6. Grab the arms of the drone with your fingers for leverage and push the battery with your thumbs downward and to the right until you hear a click.
    Battery locking direction pointed out.
  1. Make sure the gimbal cover is removed so the gimbal can move freely during the warm-up process.
    Gimbal cover being removed from drone.
  2. Press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
    Power button highlighted on back of drone.

The drone is powered by an intelligent battery which updates together with the drone. If you have any extra batteries, you will need to insert them one by one into the drone and check if they need to be updated to be compatible with the drone.

Depending on which DJI drone you have, the connected device may show a different name. However, the following procedure is the same for all DJI drones.

  1. Replace the drone's battery.
  2. The DJI Assistant 2 app will notify you if the battery's firmware is incompatible with the drone's firmware and needs to be updated. Click Confirm to update.
    Confirm button highlighted on firmware incompatibility prompt.
  3. If you don't get the firmware incompatibility notification within a few seconds, look for the Latest Version available in the Firmware List and click Upgrade.
    Latest Version pointed out and Upgrade button highlighted in Firmware List of DJI Assistant 2.
  4. Wait for the update to complete. The process may take several minutes to finish.

    Do not turn off or disconnect the drone or exit the app during the update.

    Drone battery update in progress.
  5. Once the update is completed, click Back.
    Back button highlighted in DJI Assistant 2.
  6. You will now see the firmware version to be Current.
    Current version pointed out in Firmware List.

You may have heard the drone make the initialization sound after the update was completed, meaning it was restarted automatically. If you haven't heard that sound, you will need to restart it manually.

To better assist you, please answer this question.
Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

  1. To turn off the drone, press and release the power button then press it again quickly and hold it until the lights turn off.
    Power button highlighted on back of drone.
  2. To turn it back on, press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
  1. To turn off the drone, press and release the power button then press it again quickly and hold it until the lights turn off.
    Power button highlighted on back of drone.
  2. To turn it back on, press and release the power button then press it again quickly and hold it until you hear it make the initialization sound.
Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

To Check Network Status on Windows 10

1st Method

  1. The Network icon in the lower right corner of the screen can tell you a lot about your network connection and the state it's in.
    Windows 10 notification area with network icon highlighted. Screenshot
  2. The Network icon represents the current status of your network connection. Depending on the current status of your connection, the appearance of this icon will change. The following are the different icons you might see and their corresponding meanings.
    Ethernet Icon Represents an Ethernet connection and successful connection to the internet.
    Ethernet Icon Represents an Ethernet connection with no connection to the internet.
    Network Icon No network adapters are detected or enabled.
    Wi-Fi icon You're connected to WiFi and the Internet.
    Wi-Fi icon Connected to WiFi, but no Internet connection is detected (also known as limited connectivity).
    Wi-Fi icon A wireless adapter is detected and there are wireless networks in range, but you're not connected to one.
    Wi-Fi icon Your wireless network adapter is recognized, but no WiFi networks are found and you're not connected to WiFi.
     
  3. If you want to see even more information about your connection status, click the Network icon itself regardless of what status it currently displays.
    Windows 10 system tray wired network icon.
    or
    Windows 10 system tray wireless network icon.
  4. This will bring up the Network menu. Within your network menu, you can see the status of your current connection. If your device is capable of connecting to WiFi, you will also see a list of wireless networks your device is currently in range of.
    Windows 10 Wi-Fi list. Screenshot
    • The status underneath each network name represent either your device's current connection status to that network, or additional attributes of that network.
        • Connected, Secured: This means you are connected to this WiFi network, and the network is secured with a password.
        • Connected: This means you are connected to this WiFi network. This network may not be password protected.
        • Secured: This is an available WiFi network that requires a password to successfully connect to.
        • Open: This is an available WiFi network with no password required.
    • The icons to the left of each network name indicate an individual network's signal strength. This will vary depending on your physical distance from each network's point of origin, among other factors.
      Wi-FI symbol with full bars WiFi network with very strong signal (Best).
      Wi-Fi symbol with 3 of 4 bars WiFi network with strong signal (Good).
      Wi-Fi symbol with 2 of 4 bars WiFi network with weak signal strength (OK).
      Wi-Fi symbol with 1 of 4 bars WiFi network with very weak signal (Worst).
      Wi-Fi symbol with shield highlighted This WiFi network is not password-protected (Open network).

2nd Method

  1. Select the Start button.
    Windows 10 Start button
  2. Select Settings.
    Settings Icon in Start Menu
  3. Select Network & Internet.
    Settings menu with Network and Internet highlighted. Screenshot
  4. Select Status. Your current connection status will be displayed on the right side of the screen.
    Network and Internet menu with Status highlighted. Screenshot
Show Me How

Clicking this button will open a new guide that will provide you with steps to resolve your issue.

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