After I’ve connected Cloudflare my website stop working on some old PCs especially on Windows XP.
Operation System Version NT 5.1
I have a lot of clients with old PCs and I dont know how to fix it. Can you please assist?
So it most likely is an SNI issue. Most Cloudflare certificates require SNI-compatible browsers. You’d have to check with Support for ways to fix this. There was a long discussion in another thread that wasn’t able to resolve an SNI issue:
Hi all! I have the same issue with SSL when my website doesn’t work on (Chrome) Windows XP. I’ve already read all your thoughts and as far as I understand there is no solution to fix, right?