Do you have you iphone device to set date and time automatically? try checking the date / time on your device. I once had that issue but only because I turned off automatically update date and time and my device was set to 2020 instead of 2018 lol
I don't have any apple devices, I do have installed iTunes, but with rendudant Bonjour, ipod, mobile support removed in Windows 10 x64
Read this article. the general causes of certificate authentication are explained. Why am I getting security certificate errors? by Leo Notenboom