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Forum Posts

Weak Security Warning on Applie IOS and Windows 10 or 11

Some Apple products have recently had an upgrade that can show the WiFi connection as having weak security:- iPad Software Version 14.01 - since the update to Version 14.0 it has shown Weak Security iPhone SE Software Version 14.01 -since the update ...

Privacy warning - This network is blocking encrypted DNS traffic

This subject is involved & not knowing how much you know, or want to know about it, I will try to explain. When you type a website address URL in the browser this must be converted to an IP address, as the URL is not rotatable, only an IP address is....

Please disable WiFi optimisation on my Sagemcom Fast 5364 (again)

Since the firmware on my Sagemcom Fast 5364 was upgraded to SG4K100136, it appears that the WiFi optimisation feature has been re-enabled on my account (this was previously disabled in July 2020) as the automatically selected channels (2.4GHz: 1 and ...

alanl8 by Chatterbox
  • 3 replies
  • 0 like

FAST 5364 - The Fundamental Flaw in WiFi Optimisation

Before a single line of code was written, WiFi Optimisation was doomed to fail in the manner that many of us are falling victim to; loss of connectivity for certain devices. The flaw is simply the assumption that all connected devices, once they lose...

csquared2 by Conversation Starter
  • 3 replies
  • 0 like

TalkTalk Wi-Fi Hub new Firmware SG4K100136 degraded performance

HiI am getting a bad ping since router has been upgraded two days ago.I heavily relay on latency with real team streaming media with servers spread across europe and before the upgrade I was getting a very low and steady ping as low as 4ms, now ping ...

norbo by Conversation Starter
  • 7 replies
  • 0 like

Router update

I run two routers on my network. One is the main fed directly from the modem, the other via Ethernet. The main has updated but the Ethernet one has not. I wonder if it is possible to upgrade this one?

chrisg4kvi by Conversation Starter
  • 7 replies
  • 0 like

Roll Back Firmware Sagemon fast 5364 from Ver.SG4K100136

Hello can anyone help with the above problem. Since this update< can no longer login with my chosen password it appears it now has to have upper & lower case letters and numbers. My password is letters & numbers but all lower case. I want to load my ...

5 GHz wi-fi Chanel doesn't stick

In short, if I change the channel to 56, which is empty, overnight it'll switch to 36. Channel 36 has 11 other networks on it according to a wi-fi analyser app, so as you can imagine, the performance is poor. Why does the channel selection setting no...

Sagecom router getting stuck

Over the past couple of weeks there's been a recurring issue whereby the internet connection drops and I cannot log into the router via the web gui to check what's going on. While in this state the LED on the front stays solid white, I can ping the r...

alecu by Team Player
  • 21 replies
  • 0 like

Wifi optimisation

Hi, it appears my router firmware has been upgraded however the WiFi optimisation appears to be back. I requested it to be turned off previously and all was fine until the firmware upgrade. Please could you disable the WiFi channel optimisation again...

oloolo by Conversation Starter
  • 5 replies
  • 0 like

SG4K100136 firmware

Hello, I've been with talktalk for about a year now and it's been excellent no issues what so ever but in the last week I keep getting connection drop outs where it's as if the router restarts it's self and it's starting to happen more frequently. Lo...

Ricbro86 by Popular Poster
  • 18 replies
  • 0 like

No Internet

Hello, My devices are not connecting to the internet. I have run a line test and a speed test and everything ‘seems’ fine but nothing is connecting. Everything is set up as it should be and I do not turn the router off at night. I have previously rep...

Router software needs updating

I've finally been updated from Fast Broadband to Fibre 35 (supposed to happen a year ago but Openreach found a problem; supposed to happen again in early April, but Openreach ran into a problem again, then TalkTalk said I'd cancelled, which I hadn't ...

DavidB-E by Conversation Starter
  • 4 replies
  • 0 like


I am in a similar predicament to other recent posts, I can no longer connect to my works VPN. It was working fine last week buth this Thursday failed to connect. Our support team at work has done all the checks their end and there are no problems. I ...

Redshift by Popular Poster
  • 7 replies
  • 0 like

FAST 5364 Firmware

Hi, I was wondering what the latest firmware is for the Sagemcom Router? The service centre says my device needs updating, but I believe it's up to date and is connected to talktalk ACS.

SteveyMc by Conversation Starter
  • 24 replies
  • 0 like

Sagemcom-FAST5364 fimware update

I see on the Talktalk website my firmware is out of date on my router and needs updating but can't see any way of doing this update can someone tell me how please.

kev53 by First Timer
  • 1 replies
  • 0 like

Firmware Upgrade Request

Please can I have my router updated to version SG4K100136. Thanks.I have problems with wifi and want to see if it fixes it.

lancia by Super Duper Contributor
  • 4 replies
  • 0 like

Also unable to connect to work VPN

Hello, like many other users following the Hub firmware update last weekend I am unable to access work VPN any more. Could you please resolve the problem at the earliest convenice.(see for example this thread). In the future, could you please refrain...

marekr by Newbie
  • 7 replies
  • 0 like

No longer able to connect to works VPN

Hi, I started work this AM from home and when I went to log onto the works VPN as normal I got the following error:The network connection between your computer and the VPN server was interrupted. After reading through the forums, I believe there has ...

Missdpd by Sightseer
  • 3 replies
  • 0 like

Daily router failure when using custom DNS

I have the router (WiFi Hub FAST5364 3.00 / SG4K10002816t) set to hand out custom DNS servers, which works for a day or if I'm lucky two. Then devices going to the router for DHCP start telling me there's 'no internet connectivity' however a couple o...

rilian by Popular Poster
  • 2 replies
  • 0 like

Firmware update of Sagemcom router please!

I reported in early February about the Service Centre oddities and the lack of a firmware update for my modem/router, the Sagemcom FAST 5364-3.T8. Now, nearly three months later the Service Centre is still not working properly, and my router is still...

Softy by Team Player
  • 10 replies
  • 0 like

Wifi Hub updated, now settings don't save

Hello there, Recently my Talktalk Wi-Fi Hub updated to version SG4K100136. The problem is, some of my settings don't stick, for example the default DNS is used even though I have tried to save my own choice of DNS. Also I try to set channel selection...

Fibre 35 to Fibre 65

Hi all, I upgraded from the Fibre 35 plan last night, to the Fibre 65 plan as it was the same price for me, however it is not showing on my account. Is there anyone I can speak to? It is still saying that my 35 plan expires in 2023. Thanks Fibre 35 F...

WiFi - No internet and dropped connections

Hello, We have had the same router from Talk Talk for a couple of years now and have noticed some strange behaviours. These have started to crop up with ever increasing frequency now so if anyone can identify a way to stop them that would be great. O...