How to Update Your Pool Cleaner Firmware

Why firmware updates matter

Modern robotic pool cleaners are small computers. They run navigation algorithms, sensor fusion, battery management, and sometimes AI-based recognition. Manufacturers release firmware updates to correct bugs, improve cleaning patterns, and occasionally add new features. The exact changes are rarely listed, but keeping your firmware current is the easiest way to ensure your cleaner operates as intended.

Smart cleaners from brands like Dolphin, Aiper, and Pentair all advertise connected features. For example, the Maytronics page highlights Wi-Fi models and intelligent adaptive cleaning, while Aiper promotes cognitive AI and ultra-sonic sensors. These capabilities depend on software. An update might improve how the cleaner maps your pool, adjust its climbing behavior, or sharpen its obstacle detection.

How firmware updates are delivered

Most firmware updates for robotic pool cleaners are delivered over the air. You install the manufacturer's app on your smartphone, pair it with the cleaner over Wi-Fi or Bluetooth, and the app checks for new software. The app then guides you through the download and installation. The process is similar whether you own a Dolphin, Aiper, Pentair, or another connected model.

Some manufacturers also offer a manual update path. You might download a file to your computer and transfer it to the cleaner with a USB cable, or use a dedicated update tool. The manual method is less common now, but it is still the fallback for owners of older units. If your cleaner lacks an app, check the instruction manual for the manufacturer's specific procedure.

• Connectivity: Wi-Fi lets you update from anywhere while the cleaner is in range; Bluetooth usually requires being close to the unit.
• App requirements: The app must be up to date, and your phone must support the manufacturer's software.
• Power: The cleaner should be fully charged or plugged into its charging station during an update.

What you need before updating

Before you start a firmware update, make sure the cleaner is fully charged. A low battery can cause the update to fail or, worse, brick the device. If your cleaner has a docking station, leave it on the station during the update. Also confirm that your phone has a stable internet connection and that the cleaner is within range of your home network.

The app must also be current. Older versions of the app may not recognize newer firmware or may miss compatibility flags. Update the app from your phone's official store first. It is also smart to close other apps on your phone to avoid interruptions. If you are unsure which connection your cleaner uses, review our guide on Bluetooth vs Wi-Fi pool cleaner apps. Finally, note the current firmware version from the app before updating, so you can confirm the new version after the process.

Step-by-step update process

Although each app looks slightly different, the general procedure is consistent. Start by opening the manufacturer's app and logging in. Select your pool cleaner from the device list. Look for a settings or maintenance menu, then choose the software update option. The app will check for available updates and display the current and new versions.

If an update is available, tap the update button and wait. The app will display a progress bar. Do not leave the app, do not switch your phone to airplane mode, and do not remove the cleaner from its charging station. The update can take anywhere from a few minutes to a quarter of an hour. When it finishes, the app will confirm the new version. Some cleaners will automatically restart; others ask you to power cycle them.

After the update, re-open the app and confirm the cleaner still connects. You may see new settings or a prompt to calibrate sensors. For example, if your cleaner uses a gyroscope, the app might ask you to place it on a flat surface for a minute. Follow those on-screen instructions to finish the process.

• Open the app and select your cleaner.
• Navigate to the software update section.
• Download the update and let it install without interruption.
• Restart the cleaner if prompted.
• Verify the new firmware version in the app.

Troubleshooting firmware updates

Firmware updates usually go smoothly, but problems can happen. The most common issue is a lost connection. If the cleaner disconnects from Wi-Fi mid-update, the app may report a failure. In that case, move the cleaner closer to your router or use a Bluetooth pairing instead, if supported, and try again.

Another frequent cause is an insufficient battery. If the update stops at 50% and the cleaner shuts down, charge it fully and retry. Some apps have a 'resume update' feature; others need a fresh attempt. If the cleaner becomes unresponsive after a failed update, perform a factory reset as described in the manual. This often restores the previous firmware. For sync issues, see our guide on pool cleaner app sync failure.

For persistent issues, contact the manufacturer's support team. They can check whether your model is eligible for the update or provide a manual firmware file. If you are reading this article because your cleaner is stuck in a loop, refer to our guide on resetting a robotic pool cleaner.

After the update

Once the update is complete, give your cleaner a test run in the pool. Watch for changes in navigation, climbing, and debris pickup. If you notice new menu options in the app, explore them. For example, an update might add a waterline mode or an eco setting. These features extend the usefulness of your cleaner without replacing the hardware.

If you see a recalibration prompt, take time to follow it. Calibration ensures that the sensors and motors align with the new software. For details on how sensors work, see our article on ultrasonic vs optical sensors.

Finally, keep the app open or enable notifications so you will know when the next firmware update arrives. Regular updates are a sign that the manufacturer is actively supporting your model. If you are shopping for a new cleaner, prioritize models with a solid app and a track record of updates. Start with our list of the best robotic pool cleaners.

What to pick for your use

Questions

How long does a pool cleaner firmware update take?

Most updates finish in 5 to 15 minutes, but the exact time depends on the connection speed and the size of the firmware. Keep the app open and the cleaner powered until the progress bar reaches 100%.

Will updating the firmware erase my cleaner's settings?

Usually no. The update preserves saved settings like cleaning schedules and remote preferences. In rare cases, a major version change might reset defaults. Check the app after the update to confirm your settings are intact.

Can I update my pool cleaner without Wi-Fi?

If the cleaner supports Bluetooth-only pairing, you can update through the app with your phone's cellular data, as long as the phone can reach the internet. Some manual methods allow USB downloads, but that is less common.

What if my cleaner is too old to receive firmware updates?

Older units may not have an app or may have been discontinued. Check the manufacturer's support page for the model. If no updates are offered, the cleaner still works, but you will miss out on bug fixes and new features. Consider upgrading if you want smarter functionality.

Do firmware updates improve cleaning performance?

They can. Manufacturers often refine navigation algorithms, adjust climbing sensitivity, or optimize battery usage. An update might make the cleaner cover more area per cycle or avoid obstacles more effectively. The exact improvements depend on the release notes, which are sometimes published in the app.