How to fix sorry we couldn't log you in on Instagram?
1.How to Fix Can't Log In to Instagram Errors
2.Check if the Instagram server is down. ...
3.Check your username and password. ...
4.Log in via different ways. ...
6.Log in via Instagram desktop. ...
7.Update the Instagram app. ...
8.Restart the Instagram App. ...
9.Refresh the page. ...
10.Restart the Device.