Help me fix this problem!

My other pc uses same router and it works fine…. but not this pc
Answer #1
Check if the date is set correctly….
Answer #2
add an exception to that website by click the link below provided (or you can add an exception)
Answer #3
one checks certs other does not or exception is made on 1 only
Answer #4
I’m pretty sure is right on this one. Your date on your computer is wrong.
Answer #5
Could you give us the site so that we can check it out ?
Answer #6
add them to your automatically appoved if you trust them if you dont then look them up or share them with us and we will give you some feedback.