Update:
Brilliant! Thank you all for your responses. Very much appreciated. Ive only now been able to read through and test it all out.
Big shouts out to: gwaelod and nbt 8) , you both win the internet with the suggestion of using its address of 192.168.1.254 Simple is best and this was my first approach
Using admin and my routers password I was transported to the Technicolor Gateway Home page.
From there, Home Network and then add the individual devices I wish to edit. Once added to the list of devices to be scheduled, the Edit button allowed me to select hours of the day for weekdays and weekends. Did this for all three devices and hey presto!
No doubt, tomorrow mornings’ dawn chorus will be to the sound of “why the internet isn’t working?”
And yes, GrahamS, thanks for your thoughts, ultimately, if he finds a way to circumnavigate this then Ill be delighted to know that he has the where-with-all to work it out and find a fix, so win win in my book, following another frank discussion, the rules of engagement will be re-established. 😀
Cheers all.