Arlo Camera Error Code 9: How to Fix It
Easy 15-30 minutes Medium Severity
Verified June 2026
- Error Code
- 9
- Brand
- Arlo
- Product Type
- camera
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 15-30 minutes
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Tools You'll Need
- Arlo app
- Ladder (if doorbell is high)
- Small screwdriver (to remove faceplate)
How to Fix Error Code 9
-
Check Power and Battery Levels
If working with electrical wiring, turn off power at the breaker first. -
Restart Your Arlo Devices
-
Verify Wi-Fi Connection
-
Re-sync the Chime to the Doorbell
-
Update Firmware and App
-
Factory Reset the Chime
A factory reset will erase all settings. You'll need to set up the chime again in the app.
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When to Call a Professional
If the error persists after factory resetting both devices and ensuring proper Wi-Fi, contact Arlo Support or a professional installer. The issue may be a hardware defect or electrical wiring problem.Frequently Asked Questions
What does Arlo error code 9 mean?
Arlo error code 9 means the chime is not connected to the doorbell. This often occurs after a power loss, battery change, or network interruption.
How do I reset my Arlo chime?
To reset, press and hold the sync button for 10 seconds until the LED flashes amber. Release, then wait for the LED to blink blue. Re-pair with the doorbell by pressing the sync buttons on both devices.
Why does my Arlo doorbell keep disconnecting from the chime?
Common causes include weak Wi-Fi signal (use 2.4 GHz band), low battery, interference (metal doorbell cover), or outdated firmware. Try moving the chime closer to the router.
Can I use the doorbell without the chime?
Yes, the doorbell will still work for video and motion alerts. However, the physical chime will not ring. You can rely on push notifications on your phone.
Do I need a chime for my Arlo doorbell to work?
No, the doorbell functions independently. The chime is an optional accessory for a classic doorbell sound inside your home.