because if they are tested positive and have no symptoms (which can still happen apparently) they will be sent to hospital for treatment that don't need...
I had to provide proof of my hotel booking for that night... The hotel registered me but I'd only stayed 1 night out of 2 when I went to immigration so it probably wasn't updated in their system. That makes sense now!
shouldn't be a problem with current rules but keep in the back of your mind that anything can change short notice... Most likely is that you'll be fine! So don't worry too much
yeah... do you have any ther browsers you can try, i had almost the same issue last week with air asia trying to change flights, kept getting that page... then switched to internet explorer and was no problem