Sorry to hear you are experiencing trouble! Please go to app.letshighlight.com and Select "Already Have an Account" (you do not need an invite code) > Sign in with Google. Try the following, these suggestions usually do the trick: 


  1. Clear out your cookies/cache 
  2. Use a private/incognito browser
  3. Use a different browser than the one you are currently using (Google Chrome vs. Safari)
  4. Log-in through a different device (mobile vs. computer) 


If the suggestions above do not work, then please send us a screenshot of the error page you are seeing! We look forward to getting this sorted out for you!