Google Mail Checker Not Working - [SOLVED]

Google Mail Checker is a Chrome extension provided by Google. This extension notifies the number of unread messages in your Gmail inbox. You can also use Google Mail Checker on your smartphone to monitor your email messages. This extension is a fast and streamlined service that works well on the Google Chrome browser. If Google Mail Checker not working on your browser, follow the below-mentioned troubleshooting steps.

Solution 1: Mark Emails As Unread Manually

  • Step 1: On your Chrome browser, navigate to the official Gmail sign-in page.
  • Step 2: Log in to your Gmail account with the help of your login credentials.
  • Step 3: Mark an email as unread in your Gmail inbox.
  • Step 4: If you cannot find the unread messages, type the 'in: unread' search operator in the search box at the top and press Enter.
  • Step 5: After marking an email as unread in your inbox, click the Refresh icon in the Checker Plus for Gmail pop-up window.
  • Step 6: Otherwise, wait for a minute. Return to your Gmail inbox and mark another email as unread.
  • Step 7: Click the Refresh icon in the Checker Plus for Gmail window. Doing so will fix the Google mail checker not working problem.

Solution 2: Clear Your Cache And Browsing Data

  • Step 1: On your Chrome browser, open Gmail and log in to your Gmail account.
  • Step 2: Once you have successfully logged in, click the Settings icon at the top.
  • Step 3: Click the See all settings button from the drop-down list.
  • Step 4: Choose the Offline option available at the top of the page and clear the checkmark if offline mail is enabled.
  • Step 5: Click Save Changes to save the configured settings.
  • Step 6: Now, your cached email will be deleted automatically.
  • Step 7: To check if everything is cleared, click the Customize and control Google Chrome icon available at the top-right corner.
  • Step 8: Select the More Tools option from the drop-down list and click the Clear browsing data button.
  • Step 9: Select the All time option from the pull-down menu and select both the Cookies and other site data and Cached images and files checkboxes.
  • Step 10: Click the Clear data button and navigate to the Site data settings on your Chrome browser.
  • Step 11: Locate your Gmail and click the Trash icon to delete it from your browser to resolve this Google mail checker not working issue.