What happened to "restore previous session?" 最近的回答https://support.mozilla.org/zh-CN/questions/13596482021-11-30T22:00:11-08:00In case you use "Clear history when Firefox closes".
do not clear the Browsing History as this affe2021-11-30T22:00:11-08:00cor-elhttps://support.mozilla.org/zh-CN/questions/1359648#answer-1463301<p>In case you use "Clear history when Firefox closes".
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<ul><li>do not clear the Browsing History as this affects session restore
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<ul><li>Settings -&gt; Privacy &amp; Security<br>Firefox will: "Use custom settings for history":<br>[X] "Clear history when Firefox closes" -&gt; Settings
</li><li><a href="https://support.mozilla.org/en-US/kb/delete-browsing-search-download-history-firefox" rel="nofollow">https://support.mozilla.org/en-US/kb/delete-browsing-search-download-history-firefox</a>
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<ul><li>clearing "Site Preferences" clears exceptions for cookies, images, pop-up windows, and software installation and exceptions for passwords and other website specific data
</li><li>clearing "Cookies" will remove all cookies including cookies with an allow exception you may want to keep
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