@MichelleLO, please take time to read some of the posts in this thread. Folks who are experiencing this issue over here have tried clearing cache and cookies, tried different devices, tried the mobile app, tried wired and wifi connections, tried wifi at coffee shops, tried different browsers, even a vpn service but nothing has worked. This is an issue on your side per the FAQ link below and was prematurely marked as resolved.
If you really want to help then please reach out to your IT or software development department and notify them that the issue that is referenced in the FAQ link below has not been fixed and lot of people are either stuck or moved on to your competitors.
https://ttlc.intuit.com/community/tax-topics/help/oops-it-appears-there-was-a-drop-in-our-connection...
