Updating your Emlid GPS/GNSS receiver helps improve device performance, add new features, fix bugs, and maintain reliable positioning accuracy. Emlid Reach receivers can be updated through the Emlid Flow app, which includes an integrated firmware updater for supported models.

This guide explains how to update Emlid GPS firmware safely.

Why Update Emlid GPS?

An Emlid GPS update can improve:

• GNSS receiver performance
• Satellite tracking
• RTK accuracy
• Device stability
• Compatibility with surveying applications
• New receiver features

Firmware updates are recommended whenever a new stable version is available.

Before Updating Emlid GPS

Before starting:

Check Your Emlid Receiver Model

Confirm your device:

• Reach RS2
• Reach RS2+
• Reach RS3
• Reach RX
• Reach RX2
• Reach M+
• Reach M2

Different models may have different update procedures.

Prepare Your Device

Make sure:

• Receiver battery is charged
• Mobile device has internet access
• Emlid Flow app is installed
• Stable Wi-Fi connection is available

The firmware update process requires an internet connection through Wi-Fi or mobile hotspot.

Step 1: Install Emlid Flow App

1. Download and install Emlid Flow on your smartphone or tablet.
2. Open the app.
3. Sign in if required.
4. Turn on your Emlid GPS receiver.

Step 2: Connect Your Emlid GPS Receiver

Follow these steps:

1. Open Emlid Flow.
2. Go to the Receivers section.
3. Select your Emlid device.
4. Connect using Bluetooth or available connection methods.

After connecting, the receiver settings will become available.

Step 3: Check for Firmware Updates

To check updates:

1. Open Settings in Emlid Flow.
2. Select Firmware Updates.
3. Check the available firmware version.
4. Tap the update notification if available.

Emlid Flow shows available firmware updates directly inside the application.

Step 4: Start Emlid GPS Firmware Update

Follow these steps:

1. Tap Start Update or Upgrade Reach Firmware.
2. Connect the receiver to Wi-Fi if required.
3. Wait while the firmware downloads.
4. Allow the receiver to install the update.
5. Keep the app open during the process.

The receiver may restart automatically after installation.

Step 5: Wait for Receiver Restart

During the update:

• Do not turn off the receiver.
• Do not disconnect power.
• Do not close the Emlid Flow app.
• Maintain internet connection.

After reboot, reconnect the receiver through Emlid Flow.

Step 6: Verify Emlid GPS Update

After updating:

1. Open Emlid Flow.
2. Connect to your receiver.
3. Check firmware version.
4. Test GNSS reception.
5. Verify RTK functions.

Check:

• Satellite tracking
• Position accuracy
• Bluetooth connection
• NTRIP correction status

Updating Different Emlid GPS Models

Update Emlid Reach RS Series

For Reach RS receivers:

1. Connect through Emlid Flow.
2. Open firmware updates.
3. Connect the receiver to Wi-Fi.
4. Start the update.
5. Wait for reboot.

Update Emlid Reach RX

Steps:

1. Open Emlid Flow.
2. Connect to Reach RX.
3. Open Firmware Updates.
4. Tap Start Update.
5. Wait until the LED indicates completion.
6. Reconnect after restart.

Update Emlid Reach M Series

Steps:

1. Connect Reach M+ or M2 through Emlid Flow.
2. Open the firmware updater.
3. Start the firmware upgrade.
4. Keep Wi-Fi active.
5. Wait for the receiver to reboot.

Common Emlid GPS Update Problems

Emlid Firmware Update Failed

Possible causes:

• Weak internet connection
• Low battery
• Interrupted update
• Incorrect connection

Solutions:

• Charge the receiver.
• Use stable Wi-Fi.
• Restart Emlid Flow.
• Retry the update.

Emlid GPS Not Connecting After Update

Possible causes:

• Receiver reboot issue
• Bluetooth connection problem
• App connection error

Solutions:

• Restart the receiver.
• Restart Emlid Flow.
• Remove and reconnect the receiver.

Emlid GPS Lost RTK After Update

Possible causes:

• NTRIP settings changed
• Configuration reset

Solutions:

• Check RTK settings.
• Re-enter correction service details.
• Verify base/rover configuration.

Emlid GPS Not Finding Satellites After Update

Possible causes:

• Antenna issue
• Poor sky visibility
• Configuration problem

Solutions:

• Move outdoors.
• Check antenna connection.
• Verify GNSS settings.

Alternative: Reflash Emlid Firmware

Firmware reflashing is different from a normal update and is generally used to restore a receiver to its initial state. It may erase device data, so it should only be used when necessary.

Tips for Successful Emlid GPS Updates

Follow these recommendations:

• Backup important settings before updating.
• Keep the receiver charged.
• Use reliable Wi-Fi.
• Do not interrupt installation.
• Update Emlid Flow regularly.
• Test RTK accuracy after updating.

Frequently Asked Questions

How do I update my Emlid GPS?

You can update an Emlid GPS receiver through the Emlid Flow app by connecting the receiver, opening Firmware Updates, and starting the firmware upgrade.

Does Emlid GPS update improve accuracy?

Firmware updates can improve receiver performance, stability, and GNSS functionality.

Can I update Emlid GPS without a computer?

Yes. Most Emlid Reach firmware updates can be completed through the Emlid Flow mobile app.

Will updating Emlid firmware delete my settings?

A normal firmware update usually keeps settings, but reflashing firmware may reset the device.

Conclusion

Updating your Emlid GPS receiver through the Emlid Flow app is the recommended way to keep your device secure, stable, and accurate. Regular firmware updates help improve GNSS performance, RTK reliability, and compatibility with modern surveying workflows.

Keeping your Emlid receiver updated ensures better positioning performance and dependable field operation.