Critical Instability/Session Flapping on Deco BE65 Pro (v1.1.3) - Affects All Bands/Clients
Hi all,
I am experiencing a critical stability failure on my Deco network centered around the BE65 Pro (v1.1.3) firmware, which is causing constant client disconnection/reconnection cycling (session flapping) across all wireless bands.
It is crucial to note that my previous setup, utilizing three XE75 Pro units m, was rock solid and provided stable service for over a year. The instability began immediately upon introducing the BE65 Pro units and creating the mixed-mesh network.
I have performed exhaustive troubleshooting and isolated the issue to a fundamental bug in the BE65 Pro's client session management logic.
1. Hardware and Firmware Details
• Main Unit & Wired Satellite: 2x Deco BE65 Pro
• Firmware Version: 1.1.3
• Affected Clients: Numerous IoT devices (2.4 GHz) and high-bandwidth devices (5 GHz).
2. The Core Problem: Client Session Flapping
Devices on the network repeatedly disconnect and immediately reconnect every few seconds. In the Deco app, clients are constantly cycling between "Online" and "Offline," and in external apps (like Apple Home), devices remain stuck in an "Updating" state.
3. Exhaustive Troubleshooting & Conclusive Results
To conclusively isolate the issue, I performed the following steps, ruling out all common causes:
• Initial Setup Failure (Mixed-Mesh): The full 5-unit network (BE65 Pro Main + XE75 Pro Satellites) was immediately unstable, exhibiting severe steering failures and connection cycling.
• Test 1: Isolation to Pure BE65 Pro: I performed a full factory reset and configured the network using only the two BE65 Pro units (Main + Satellite). The network remained UNSTABLE, with the disconnection cycling observed across both 2.4 GHz and 5 GHz clients. This conclusively proves the bug is in the BE65 Pro v1.1.3 firmware.
• Test 2: Settings Elimination: I disabled all aggressive features, including Fast Roaming, Beamforming, and forced 20MHz channel width. The cycling persisted, ruling out a simple settings conflict.
• Test 3: Segregation Failure: I moved problematic clients to the built-in Deco IoT Network (dedicated 2.4 GHz, simpler logic). These clients also remained UNSTABLE, cycling constantly.
• Test 4: Preferred Deco Failure: The "Preferred Deco" function is non-functional for unstable clients (primarily on the IoT network), as they are failing to connect to the designated Deco unit.
The failure is confirmed to be a software bug that prevents the BE65 Pro from maintaining stable, persistent client sessions on any band, and it breaks core client management features like "Preferred Deco."
4. Action Requested
I have already opened a support case with TP-Link (Case Number: TKID251159167 ) but I haven't heard anything back yet.
Is there any solution to my problems?
is there a access to a stable Beta or Official Firmware version that resolves the core client session instability.
Is the BE65 Pro firmware team is aware of this critical instability bug in version 1.1.3.?
I appreciate any help. Thank you!
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I'm getting fed-up with this.
A remote session to let them tinker around in my home network is unacceptable as a fix.
We need a firmware update to address these issues or I want my money back so I can get a system that works.
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I agree! It's crazy to go through this hoops. Support has been great, and they've gone above and beyond what I expected. But it shouldn't be the solution. Especially considering they've sold thousands of routers, and there are that many people experiencing issues who haven't reached out to support.
Any ways, they've sent me a new firmware file today. It fixed my cameras issue, but made my device disconnects much worse. I've sent them logs from my main deco, hopefully they can find a real solution to this!
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Hi, have you tested the latest 1.2.10 firmware here:
Deco BE65/BE65 Pro_1.2.10 New Firmware with Enhanced Stability & Interference Resistance
Best regards.
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Another follow up.
The beta firmware didn't help. Actually has made things worse for some devices, like my heated floor thermostat. It will not stay connected. I reboot it, connects. then minutes later is disconnected again.
Reached back out to support, and they said to check my TP-Link Tapo light switch for a firmware update, as during the remote session they saw odd traffic on the switches which may be disrupting my wifi network. They took the findings and forwarded to their colleague in the tapo department and they made an update.
Unfortunately, the firmware update for the light switch also did not help.
I'm placing an order with Ubiquity preparing to give up and switch to a Unify set up.
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My Unifi set up arrived and set it all up and everything is working flawlessly even with just all default settings.
I really appreciate the support from TP-Link, I've never had an experioence with a hardware company before where they cared enough to actually sit down and have a remote session with the customer. While the support was fantastic, I don't think a customer should be expected to reach out to support for them to manuaally fix things like this. Sure no product is perfect, but this is just next level unacceptable. In the end, unfortunately the support engineers couldn't fix my issues and I can't afford to be dealing with this much longer.
Goodluck to everyone else dealing the with BE series mesh system. I still highly reccomend the Xe75 Pro as it was rock solid for over a year (I'll be installing my old XE75 Pro system in a family members home).
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I upgraded to 1.2.0 on the regular channel on Thursday night and the problem actually has gotten worse.
I'm not keen on opting into beta and I don't like how this has been handled, but I'm going to go ahead and try installing 1.2.10 when I have a chance and I'll report back.
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@David-TP I updated to the 1.2.10 beta and it was fine for a bit, but it gradually got worse over the course of several hours until I rebooted the system. It was fine again for an hour or two and then suddenly everything went haywire and the system got stuck in a reboot loop or something. I tried to roll back and it would not accept any of the older firmwares so I had to quickly turn it off and switch to an old system so that my housemates could get back up and working.
I'm about to call the support number. I want a refund on this system so I can buy something that works.
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Hi, thanks for the update. Has your case ever been forwarded to the senior engineer?
Currently, I don't have any other suggestions. You can request a case escalation to the senior engineer for further assistance.
Best regards.
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