# Type ''about:config'' into the address bar and press Enter. # To bypass the warning, press the big button labeled "I'll be careful, I promise!". # In the search box, paste ''browser.aboutHomeSnippets.updateUrl'' # In the search results, double-click ''browser.aboutHomeSnippets.updateUrl'' # In the "Enter string value" dialog, press the Delete key so that there's no text remaining, then press either Enter or the OK button. As a side-effect, only default tips will be displayed below the search box, because new ones won't be fetched from the web anymore. # Type ''about:support'' into the address bar and press Enter. # Click the Show Folder button. A Windows Explorer window with your profile folder opens. In that window, open the ''storage'' folder, then the ''persistent'' subfolder. # Exit Firefox. # Delete the ''moz-safe-about+home'' folder.