On your computer, open Chrome.
   At the top right, click More More and then Clear browsing data.
   Select a time range, like Last hour or All time.
   Select the types of information you want to remove.
   Click Clear data.

Today I cannot open gmail on laptop, windows 10 with firefox. Site wants clear cache & cookies, I cannot sign in to google account. Clive CaveyWhen you use a browser, like Chrome, it saves some information from websites in its cache and cookies. Clearing them fixes certain problems, like loading or formatting issues on sites. Computer AndroidiPhone & iPad In Chrome On your computer, open Chrome. At the top right, click More More and then Clear browsing data. Select a time range, like Last hour or All time. Select the types of information you want to remove. Click Clear data. Learn how to change more cookie settings in Chrome. For example, you can delete cookies for a specific site. In other browsers If you use Safari, Firefox, or another browser, check its support site for instructions. What happens after you clear this info After you clear cache and cookies: