GOOGLE CHROME


Check out https://support.google.com/accounts/answer/32050 for more specific on managing cache and cookies.


Mobile

  1. Touch the Chrome menu > Settings.

  2. In the "Advanced" section, touch Site settings or Content settings.

  3. Select or unselect "Cookies".


Computer


  1. In the left corner, click the Chrome menu  > Clear Browsing Data...

  2. On the resulting pop up ensure Cookies and other site and plugin data and Cached images and files are selected.

  3. Click the button labeled Clear browsing data in the bottom right.


Another method


  1. In the top-right corner of Chrome, click the Chrome menu.

  2. Select More tools > Clear browsing data.

  3. In the dialog that appears, select the checkboxes for the types of information that you want to remove.

  4. Use the menu at the top to select the amount of data that you want to delete. Select the beginning of time to delete everything.

  5. Click Clear browsing data.


FIREFOX 



Check out https://support.mozilla.org/en-US/kb/delete-cookies-remove-info-websites-stored for more specific on managing cache and cookies.


Deleting all cookies


To delete all cookies stored on your computer, either open the Cookies window as explained above and use the Remove All Cookies button or else do the following:



  1. Click the menu button, choose History, and then Clear Recent History...

  2. Set Time range to clear to Everything.

  3. Click on the arrow next to Details to expand the list of history items.

  4. Select Cookies and make sure that other items you want to keep are not selected.

  5. Click Clear Now to clear the cookies and close the Clear Recent History window.