While you cannot undo the new Google sign in page at all, you can: You have three options to change this behavior.
That too requires you to go through the process, so instead of being able to sign in with a different account directly, you need to click twice before you can do so.
Instead of clicking on 'add account' on the 'choose an account' page, you may select an account that you have previously added.
So, whenever you want to change accounts, you need to perform the very same steps to do so. Only when you click on the 'Add account' link, you are taken to a page where you are allowed to enter an alternate email address and password that you want to sign in with.Įach account that you add this way is added to the list of accounts that you can switch between.