Cookie settings in Mozilla Firefox

  1. How to save all cookies
  2. How to save or block cookies from specific websites
  3. How to delete all cookies
  4. How to enable automatic clearing of cookie files

How to save all cookies

  1. Click on and select Options.
  2. In the Privacy tab, in the History block, choose Use custom settings for history from the list.
  3. Enable the option to Accept cookies from sites.
  4. In the Accept third-party cookies list, choose Always.
  5. In the Keep until field, select they expire from the list.

How to save or block cookies from specific websites

  1. Click on and select Options.
  2. In the Privacy tab, in the History block, choose Use custom settings for history from the list.
  3. Click on the Exceptions button.
  4. Enter the site address and click on Block, Allow for Session, or Allow.
  5. Click on Save Changes.

How to delete all cookies

Note. If you experience problems with your browser – for example, pages stop displaying correctly – you can try clearing the browser cache. If this does not resolve the problem, try deleting all cookie files:
  1. Press the following key combination: Ctrl + Shift + Del.
  2. In the Clear Recent History window, select the period of time for which you want to clear browser data.
  3. Open the Details list and make sure that only the Cookies option is enabled.
  4. Click on Clear Now.

How to enable automatic clearing of cookie files

  1. Click on and select Options.
  2. In the Privacy tab, in the History block, choose Use custom settings for history from the list.
  3. Enable the option to Clear history when Firefox closes.
  4. Click the button marked Settings and make sure that only the Cookies option is enabled.
  5. Click OK.