Các câu trả lời gần đây cho Have tried every method, preferences are not saving.https://support.mozilla.org/vi/questions/10870282015-10-04T04:56:37-07:00What is the default search engine?
https://support.mozilla.org/kb/Search+bar
What settings do you 2015-10-04T04:56:37-07:00cor-elhttps://support.mozilla.org/vi/questions/1087028#answer-789788<p>What is the default search engine?
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<ul><li><a href="https://support.mozilla.org/kb/Search+bar" rel="nofollow">https://support.mozilla.org/kb/Search+bar</a>
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<p>What settings do you keep and which aren't kept?
</p><p>The location bar drop down list can show history items as well as bookmarked pages and websites currently opened in tabs.
You can set what suggestions to show when you enter an URL in the location/address bar in "Options/Preferences &gt; Privacy":
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<ul><li> Tools &gt; Options &gt; Privacy &gt; Location Bar: When using the location bar, suggest:<br>History<br><br>Bookmarks<br>Open tabs
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