Before you begin
Ensure that you know which HDP components need to be upgraded at your installation.
Decide whether you are going to upgrade using a local repository or a remote repository.
![[Important]](../common/images/admon/important.png) | Important |
|---|---|
Upgrading from HDP 2.3.6 to 2.4.0 or 2.4.2 is not supported; you can only upgrade HDP 2.3.6 to 2.4.3+. |