I have a Dell optimus laptop with,
Intel HD Graphics 530
NVIDIA GeForce GTX 960M
after the latest update I was stuck at the login page. After entering my password it would just come back to the login page and no matter how many times I enter my password it would come back to the same login page. I tried to switch to a different TTY by pressing Ctrl + Alt + F(2-6) but that didn’t work either. May be similar to this issue (Stuck at login page).
I tried to follow these steps,
but removing splash or installing gdm-plymouth did not do anything. Then I tried this,