Hi Rikard,
You are a legend! It WAS the External Links plugin and I have turned it off.
Thank you and I really appreciate your help.
Joel :)
Hi Rikard,
Thanks for getting back to me. Yes it is the one on the right with the little blue arrows on it is the issue. The thumbnail on the left is an image.
I have supplied login details for our site.
Thanks for your help! Joel :)
Hi – sorry that image link didn’t work:
https://www.imageupload.co.uk/images/2018/07/18/ScreenHunter_5603Jul.1814.33.png