First Steps with a lightsaber: Xeno3 Bluetooth App

If you've bought a lightsaber equipped with Xeno3 electronics, the Xeno3 Bluetooth app (link for iOs / link for Android) is one of the easiest ways to configure your saber without having to memorize a long list of button combinations. Whether you have a baselit or Neopixel saber, the same app is used for both. The difference is simply that a Neopixel saber has access to more blade effects than a baselit saber.

The app is available for both iOS and Android. Search for “Xeno3 Saber” in your device's app store and install it before getting started.

This article is derived from a video tutorial series and all information is properly illustrated in the following video:

The app is a setup tool, not a remote control

One important thing to understand about the Xeno3 app is that it isn't really designed to stay connected to your lightsaber while you're using it.

Instead, think of it as a configuration tool. You connect your phone to the saber, change the settings you want, save them to the saber, and then disconnect. After that, you use the saber normally.

For example, you can use the app to choose your blade mode, adjust brightness, select colors, enable or disable effects such as lightning block, and configure other available settings. Once everything is set the way you want it, close the app and use your saber normally.

There is also a practical reason for doing this: keeping Bluetooth active unnecessarily consumes battery power. There's no real benefit to having your phone permanently connected while you're simply using the saber. And long distance connectivity is often difficult due to the aluminium construction for the hilt.

Bluetooth and the metal hilt

You might wonder why Bluetooth connectivity can sometimes be better or worse depending on the saber you're using. The answer is fairly simple: your lightsaber is made of metal.

Bluetooth is a radio signal, and a metal enclosure can limit how easily that signal gets in and out of the electronics. A typical dueling saber may have a relatively simple aluminum hilt with openings around the pommel, and a thinner construction so Bluetooth connectivity can be quite good.

A replica or custom saber is a different story. The electronics may be enclosed inside a more substantial metal hilt, sometimes with very few openings. That's intentional: the manufacturer is trying to preserve the appearance and construction of the saber rather than adding holes or an external antenna purely to improve Bluetooth performance.

It's therefore a compromise between screen accuracy or hilt design and wireless connectivity.

At The Saber Factory, Bluetooth connectivity is rated in the product description where relevant. If a particular saber has lower-rated connectivity, you may need to bring your phone closer to the part of the saber where the Bluetooth antenna is located or twist open the grip to reveal the electronics.

What to do if the connection is weak

If you're having trouble connecting to a saber with lower Bluetooth connectivity, there are a few things you can try.

The first is to get the phone closer to the pommel, since this is often where openings in the hilt allow the Bluetooth signal to travel more easily. In some cases, removing the pommel can improve the connection significantly.

With a slide-out electronics core, you may even find that removing the entire core from the hilt gives you the strongest possible connection. Once the core is outside the metal hilt and sitting next to your phone, Bluetooth communication should be much easier.

You can then connect through the Xeno3 app, make your changes, disconnect, reinstall the core and continue using the saber normally.

You don't need to do this with every saber, of course. It's mainly a troubleshooting step for designs where the metal hilt significantly limits Bluetooth range.

iPhone and Android requirements

For iOS, the process is generally straightforward. Make sure Bluetooth is enabled on your phone, open the Xeno3 app and follow the connection prompt when you connect to the saber for the first time.

Android users have one additional requirement: location services need to be enabled.

This isn't necessarily because the Xeno3 app needs to know where you are. Android has historically required location services to be enabled for certain Bluetooth Low Energy device discovery functions. So if Bluetooth is switched on but the app can't find your saber, check your phone's location setting as well.

Troubleshooting Bluetooth connectivity

If your Xeno3 saber refuses to connect, start with the simple things. Make sure you're reasonably close to the saber, Bluetooth is enabled, and—on Android—location services are active.

Then consider interference.

Bluetooth Low Energy operates in the 2.4 GHz radio band, which is also used by many Wi-Fi networks and other wireless devices. A crowded wireless environment can make connections less reliable, particularly when you're already dealing with a metal hilt that limits the signal.

If possible, move away from sources of wireless interference and try connecting again. Also consider temporarily moving away from other Bluetooth devices that may be communicating with your phone.

When the app keeps connecting and disconnecting

One particularly frustrating problem is when the saber appears to connect, then disconnects, reconnects, and continues doing this repeatedly—even when the electronics core is sitting right next to your phone.

In that situation, the Bluetooth pairing information on your phone may have become corrupted or conflicted with the current configuration.

The simplest solution is to start fresh.

Go into your phone's Bluetooth settings, find the saber in the list of paired devices and choose the option to forget or remove the device. This clears the existing Bluetooth pairing information.

Then open the Xeno3 app and connect to the saber again as if it were a new device. This creates a fresh Bluetooth configuration and can resolve persistent connection problems.

It's a simple step, but it's one of the most useful things to try when the app refuses to maintain a stable connection.

Configure it, disconnect it, and enjoy your saber

The Xeno3 Bluetooth app is best thought of as your saber's configuration interface. Use it when you want to change colors, blade effects, brightness or other settings, then disconnect and get back to actually using the lightsaber.

And don't worry if your saber doesn't have perfect Bluetooth range. The metal construction of a lightsaber naturally creates some limitations, and the importance of those limitations depends heavily on the hilt design.

If you're having connection problems, work through the basics: check Bluetooth, enable location on Android, reduce interference, try moving the phone closer to the pommel, and, if necessary, remove the pommel or electronics core. If the saber still repeatedly connects and disconnects, forget the device in your phone's Bluetooth settings and pair it again through the Xeno3 app.

Most importantly, remember that Bluetooth connectivity is there to help you configure your saber—not to replace the saber's normal controls. Once you've set everything up, close the app, pick up your lightsaber and enjoy it. And of course, your saber is equipped with a SD card that hosts all configuration files and soundfonts. You can always edit these files for configuration, as it was done with Xeno V2 before.

If you're still having trouble, the FAQ and support chat are there to help with saber-specific questions.