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Unable to import or clear history because buttons do not respond and are not active

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  • 最后回复者为 cor-el

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When I try to clear history under Tools or import under File, the buttons do not responds. Other buttons work well and are somewhat highlighted, but these two do not respond.

When I try to clear history under Tools or import under File, the buttons do not responds. Other buttons work well and are somewhat highlighted, but these two do not respond.

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Make sure that you not run Firefox in permanent Private Browsing mode.

  • https://support.mozilla.com/kb/Private+Browsing
  • You enter Private Browsing mode if you select: Tools > Options > Privacy > History: Firefox will: "Never Remember History"
  • To see all History and Cookie settings, choose: Tools > Options > Privacy, choose the setting Firefox will: Use custom settings for history
  • Deselect: [ ] "Permanent Private Browsing mode"