Yahoo email fault hits BT, Sky and TalkTalk customers
There is currently issues with Yahoo’s global email service, users report issues with sending and receiving emails and access to their webmail accounts.
This fault is effecting other providers who use this service such as BT, TalkTalk and Sky.
The website DownDetector reports issues from around 7am today (UK time).

In a statement Yahoo said it is aware of the issues and they are currently investigating this.
You may not be able to access some of our services, including email. Our top priority right now is getting this fixed. We appreciate your patience.
— Yahoo Customer Care (@YahooCare) 5 સપ્ટેમ્બર, 2019

I am one of the editors here at www.systemtek.co.uk I am a UK based technology professional, with an interest in computer security and telecoms.