The documentation portal is undergoing maintenance. During this period, you can't create any new user credentials. If you do, you'll need to recreate the user credential after the maintenance period ends.
You can directly upgrade to 10.4.0 from Informatica 10.0, 10.1, 10.1.1, 10.2, 10.2.1, and 10.2.2.
If the product version that is currently installed cannot be upgraded to Informatica 10.4.0, you must first upgrade to a supported version. To determine the Informatica product version that is currently installed, click