Channel 4 and More4 went off air on Saturday due to a "specialized issue", as per the telecaster.
Watchers said their screens were showing a still from a program for around 25 minutes prior to getting back to ordinary telecom.
Minutes after the fact, the channel was said to have frozen once more.
Channel 4 showed the message: "We're unfortunately because of specialized challenges this assistance is briefly inaccessible".
More4 in the mean time was showing blazing pictures on its screen, as per different watchers, while some said Film4 and E4 were additionally influenced.
The telecaster affirmed two stations were briefly off air in a tweet however didn't make reference to the others.
It said: "Channel 4 and More4 are right now off air because of a specialized issue. We are attempting to reestablish them as fast as could really be expected".
Channel 4 and More4 are accepted to have since gotten back to typical telecom.
S4C, the Welsh language public help television telecaster, additionally tweeted it was confronting issues because of a fire at an appropriation place in London.
It said: "Tragically following a fire at a London appropriation focus we are encountering specialized issues. Conciliatory sentiments."
In an assertion to ITV News, Red Honey bee Media, a global telecom and media administrations organization which sends more than 500 TV streams, and whose customers incorporate telecasters like the BBC, Station 4, GB News, ITV, Sky, and UKTV, affirmed the London Fire Detachment were called to their Transmission Community in West London.
"We affirm that all staff at our Transmission Community in West London were securely cleared after enactment of the fire concealment frameworks", it said.
"Because of this occurrence and the programmed security estimates put into high gear at that point, a few administrations beginning from the Transmission Place have been disturbed. We are proceeding to attempt to reestablish all administrations and cure any issues brought about by this episode.
"To stay away from hypothesis, we won't offer any further expressions until all administrations have been completely reestablished and we have finished up a full examination of the reason.
"We apologize for any bother for our clients and their watchers", it added.
Independently, Channel 5 was likewise supposed to be confronted with specialized issues and went off air on Saturday.
A few watchers said they were just shown a message on the channel which said: "We apologize for the interference. We'll be back with you straightaway."
A representative for Channel 4 said: "We fell off air because of specialized issues and steps were taken to put this right at the earliest opportunity".
A representative for S4C said: "because of an alarm at a TV appropriation focus in London on Saturday night, S4C's transmissions were lost on the Freeview stage for the majority of the evening.
"S4C's transmissions on Sky, Freesat, Virgin Media, S4C Clic or BBC iPlayer were not influenced.
"Different channels influenced included; BBC, ITV, C4, C5, Foremost and E Music.
"S4C apologizes to every one of the people who neglected to see their number one projects on Saturday evening".
Channel 5 has been reached for input.