@BPCS thank you so much for your suggestions. I tried them as hadn't thought about recording (but privacy settings were already disabled). Nothing worked sadly. So I went away and did something else...

I have a Tapo H200 hub with 2 wireless cameras attached (both model C420s2). I’ve had real problems with them over the last 6+ months. I thought it might have been the TP Link mr6400 4g router that I...