QuickBooks Time login, the following steps would be the best common case testing procedures. The first verifications that need to happen is to check that your internet is working. If your performing your log-in in a web page, next try clearing the cache or attempt opening another web browser. If your using the mobile app, then make sure that you have the most recent version of your app. Next, try to log in with the correct login credentials, and reset the password if that is an issue. If trying the preceding suggestions still does not work, check and see if QuickBooks has any downtime listed on their page, or has put any updates or information pertaining to any maintenance that could be causing the issues. Finally, if you need further assistance reach out to support and/or review any troubleshooting guides to see if there are any notifications regarding issues that you could be having with the downloads at this time.