Security scans take longer every year.
Think about it. There are how many thousand new pests a year so the scan should take longer and longer every month as more definitions are checked.
Yes, you write you have no antivirus but there are some basic checks being done.
Beyond that, the file is not downloaded to the final destination or name. If that folder is beyond a few hundred entries, even a rename can take seconds.
There is nothing busted here. Just an annoyance for users.
any .exe file stops with 'a few seconds remaining' in all three browsers - Mozilla, Microsoft Internet and Chrome. I have tried with firewall turned off, but still the problem remains.I dont have any anti-virus softwares installed.A little help will be much appreciated.