Why is there the app sees the Wi-Fi but will not connect?

Custom code uploaded to the board replaced the rover's own program, or the camera board firmware is old. Slide the mode switch to the left (Run) and press Reset. If you uploaded your own Arduino code, reinstall the official GalaxyRVR firmware with SunFounder's web flasher. Update the ESP32 CAM firmware from SunFounder's docs.

Updated 2026-10-27

SunFounder GalaxyRVR: the app sees the Wi-Fi but will not connect

Researched by Riley Hart · based on SunFounder GalaxyRVR build guide and docs · we may earn a commission

Short answer

Custom code uploaded to the board replaced the rover's own program, or the camera board firmware is old. Start with this: Slide the mode switch to the left (Run) and press Reset.

Why it happens

Custom code uploaded to the board replaced the rover's own program, or the camera board firmware is old.

How to fix it

Slide the mode switch to the left (Run) and press Reset.
If you uploaded your own Arduino code, reinstall the official GalaxyRVR firmware with SunFounder's web flasher.
Update the ESP32 CAM firmware from SunFounder's docs.

Check the step it comes from

Step 46 of 49

Get the app

On your phone, install RoboPilot from the App Store or Google Play. Older kits use SunFounder Controller, which works the same way.

Check: The app is installed.

See this step in the full build guide

Still stuck?

Show the AI coach a photo

Open step 46 in the free build tool, tap Stuck and take a photo. The coach checks it against that exact step and tells you what to change. 3 free questions per kit.

Open step 46 →

Other GalaxyRVR problems

No camera picture in the appThe ESP32 CAM is in its adapter the wrong way, its ribbon is loose, or the camera is not getting power.The GalaxyRVR Wi-Fi does not show upThe rover is in upload mode, the battery is flat, or the camera board is not powered. The camera board makes the Wi-Fi.The app keeps disconnectingYour phone leaves the rover's Wi-Fi because it has no internet, or another network on the same channel interferes.A wheel spins the wrong wayTwo motor plugs are swapped.One wheel does not turnIts plug is not fully in, or its wire got caught and snapped.No lights when charging or switching onThe battery plug is loose or the battery is flat.

All 12 GalaxyRVR problems and fixes · The full build guide

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Sources

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