Green checkmarks seem to be delayed February 18, 2020 15:14 Try to update your email (do a refresh, or press F5 when the Gmail tab is showing). If still nothing happens, close and open your Google Chrome. Related articles Emails not tracked (grey checkmarks) Mailtrack isn't working (desktop version) My Gmail layout is customized and I have problems seeing Mailtrack's double-checks Emails not received or blocked? Giant check marks in Gmail