Use this guide for troubleshooting help with onboarding your Hub. We also include Hub replacement information if necessary. Overview When encountering the 33-504 error while claiming a SmartThings Hub 2018 (IM6001-V3P) or an Aeotec SmartThings Hub, the following root causes may apply: Your hub ca…

It’s an IM6001-V3P22, the onboarding gets stuck every time with red/green flashing until the 30 mins timeout, after that it is flashing blue.

Right after adding to the app, remove the block… do not wait for it to complete

Hi, I sent an email a few days ago, can you help me or do I have to return the product? thanks!

Hi @Rotea_Marian yes, we received your email. The team is currently analyzing the hub logs as part of the investigation. As soon as we have more information or an update to share, we’ll let you know.

It’s working now, thanks! While I was figuring out how to block NTP, I also set up DNS over HTTPS on my router which must have interfered with the setup process.

@Itati Yes I did a factory reset several times. No luck Kind regards ons. 11. feb. 2026 kl. 19.23 skrev SmartThing Developer Support < notifications@smartthings.discoursemail.com >:

Hi @Jens.H.E If you’re still having trouble after trying the above troubleshooting steps, please contact the seller you purchased the hub from for further support.

I got my Aeotec/SmartThings Hub V3 connected. This took many hours but these were the steps that worked for me. I have a Linksys Velop Router. I logged into the router on my laptop 192.168.1.1. I had previously changed the DNS server to 8.8.8.8 so I changed it back to 0.0.0.0 (default). Located…

I’m also someone with the v3 hub and this issue, but in my case It either gets stuck on 99% or gives a 33-503 error, and trying to dump logs does nothing, not even turning purple. If I can get a DM soon to give more details I’d appreciate it, thank you.

Troubleshooting SmartThings Hub 2018 and Aeotec Hub

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nayelyz (SmartThings Developer Support) Split this topic February 24, 2026, 10:59pm 284

2 posts were split to a new topic: Cannot install V3 Hub

Topic		Replies	Views
Error code 33-504 Devices & Integrations	154	5412	February 25, 2026
Another Smart Hub Connection Issue - Error code 33-504 Devices & Integrations	66	2494	March 12, 2026
Hub v3 impossible to connect Devices & Integrations hubv3	56	2948	November 24, 2025
I need assistance getting firmware loaded on my Smartthings hub v2 Devices & Integrations hub_firmware_update	38	642	November 1, 2025
V3 Hub Installation Error (stuck in 99%) Devices & Integrations	12	657	March 6, 2026

Troubleshooting SmartThings Hub 2018 and Aeotec Hub

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