Недавние ответы в TLS handshake slow, times out after Mac Mojave updatehttps://support.mozilla.org/ru/questions/12803522020-02-20T12:07:48-08:00Did you try to disable IPv6 ?
https://support.mozilla.org/en-US/kb/firefox-cant-load-websites-2020-02-20T12:07:48-08:00cor-elhttps://support.mozilla.org/ru/questions/1280352#answer-1292191<p>Did you try to disable IPv6&nbsp;?
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<ul><li><a href="https://support.mozilla.org/en-US/kb/firefox-cant-load-websites-other-browsers-can" rel="nofollow">https://support.mozilla.org/en-US/kb/firefox-cant-load-websites-other-browsers-can</a>
</li></ul>
<p>Are you possibly rolled into TRR (Trusted Recursive Resolver) or DoH (DNS over HTTPS)&nbsp;?
</p>
<ul><li><a href="https://support.mozilla.org/en-US/kb/firefox-dns-over-https" rel="nofollow">https://support.mozilla.org/en-US/kb/firefox-dns-over-https</a>
</li></ul>https://support.mozilla.org/kb/Clear+Recent+History#w_how-do-i-remove-a-single-website-from-my-histo2020-02-20T11:46:31-08:00fredmcd-hotmailhttps://support.mozilla.org/ru/questions/1280352#answer-1292186<p><a href="https://support.mozilla.org/kb/Clear+Recent+History#w_how-do-i-remove-a-single-website-from-my-history" rel="nofollow">https://support.mozilla.org/kb/Clear+Recent+History#w_how-do-i-remove-a-single-website-from-my-history</a>
</p><p>Remove History For One Site
</p><p>Open the History Manager <strong>&lt;Control&gt;&lt;Shift&gt; H.</strong>
In the search bar, enter the name of the site.
Right-click on one of the listings and select <strong>Forget About This Site.</strong>
This should remove all information, including any settings.
</p>Same problem in safe mode. Google sites are the worst affected -- won't open at all. Firefox support2020-02-20T10:11:27-08:00sunolenhttps://support.mozilla.org/ru/questions/1280352#answer-1292158<p>Same problem in safe mode. Google sites are the worst affected -- won't open at all. Firefox support opens easily. Some other sites open before the system times out.
</p>Make sure you are not blocking content.
Start Firefox in Safe Mode {web link}
A small dialog should 2020-02-20T09:24:04-08:00fredmcd-hotmailhttps://support.mozilla.org/ru/questions/1280352#answer-1292149<p>Make sure you are not blocking content.
</p><p><a href="https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-using-safe-mode" rel="nofollow">Start Firefox in Safe Mode</a> {web link}
</p><p>A small dialog should appear. Click
<strong>Start In Safe Mode</strong> (not Refresh).
Is the problem still there?
</p>
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<p><a href="https://support.mozilla.org/en-US/kb/enhanced-tracking-protection-firefox-desktop" rel="nofollow">https://support.mozilla.org/en-US/kb/enhanced-tracking-protection-firefox-desktop</a>
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