Sorry for the inconvienence. This is something not reported by anyone and since there is no live access, things are taking time.
Can you please do the following ?
1) Open this page
2) Press ctrl+shift+i
3) Press f5 to refresh the page
4) Click the “down arrow” icon (export HAR)
5) Share the downloaded file with me by uploading somewhere.
I’ll analyze the downloaded file and let you know further.