If you prefer not to see snippets on the about:home page or if there are problems with a snippet then you can set this pref to an empty string value on the <b>about:config</b> page by deleting the current value via the right-click context menu (Modify) or a double-click. *<b>about:config</b> page: <b>browser.aboutHomeSnippets.updateUrl</b> (delete current value) Delete the <b>storage\persistent\moz-safe-about+home</b> folder in the Firefox profile folder with Firefox closed ("3-bar" Firefox menu button > Exit/Quit) to remove snippets stored in IndexedDB and make Firefox use a default snippet set. You can reset the browser.aboutHomeSnippets.updateUrl pref via the right-click context menu to the default value to re-enable the snippets and make Firefox recreate the moz-safe-about+home folder. Close and restart Firefox after changing the value of the browser.aboutHomeSnippets.updateUrl pref. You can use this button to go to the currently used Firefox profile folder: *Help > Troubleshooting Information > Profile Directory: Show Folder (Linux: Open Directory; Mac: Show in Finder) *http://kb.mozillazine.org/Profile_folder_-_Firefox You can open the <b>about:config</b> page via the location/address bar. You can accept the warning and click "I'll be careful" to continue. *http://kb.mozillazine.org/about:config