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I can't get my diffuser to connect to the app

Step-by-step checks for why pairing or connecting isn't working: power, the right app, Bluetooth, distance, another device holding the connection, and resetting per model.

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Written by Patrick Judilla

Having trouble finding or connecting your diffuser in the Scentech app? Go through these checks. They apply to all models.

1. Is the diffuser turned on?

  • Smart Aroma Diffuser: connect the power cable or insert batteries, and set the black slide switch to Power (cable) or Battery. You'll hear a short beep within 2 seconds. No beep? Try the cable; the batteries might be dead.

  • Smart Aroma Diffuser 2: plug in the adapter; the orange ambient light turns on.

  • Smart Aroma Diffuser Pro: press the on/off button; the display turns on.

Doesn't it respond to any power source? Contact us and ask for a team member.

2. Are you using the right app, and the latest version?

The official app is called Scentech (one word, purple logo). The app "Scent Tech" doesn't work. If your app still shows screens like Device Control or Grade, you have the old version; update it via the App Store or Google Play. Also read The new Scentech app: what's different?

3. Is Bluetooth turned on?

Turn on Bluetooth on your phone. If you haven't given the app permission before, the app will tell you, and Open Settings takes you to the right place. Location or internet access aren't needed.

4. Keep your phone close

Stand next to the diffuser and wait 30 seconds on the Nearby screen. The Pro transmits at a lower signal; searching takes longer through a wall.

5. Is another device holding the connection?

A diffuser can only be connected to one phone at a time. If its light is on while this app isn't connected, another device is holding the connection. Close the Scentech app on other phones or tablets, and remove any old version of the app still installed there.

6. Reset the diffuser

On the search screen, tap Not in the list? and choose your model; the app will show the steps. They're also in My diffuser isn't in the list. In short: Smart Aroma Diffuser = press the small reset button inside with a pin; Pro = hold the on/off button for 5 seconds; Smart Aroma Diffuser 2 = unplug it for 2 minutes.

Still not working after that?

Send us a message via chat or WhatsApp with your model, your phone (iPhone or Android), and what you see on the screen. In the app, under Account › gear icon › Help, you can tap Copy diagnostics and paste that into your message. We're happy to help further.

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