Set the (e.g., Unsigned 32-bit) in the search tab.
If the value is dynamic, enter your redirection script in the column. Advanced Cheating: RPCS3 and Cheat Engine
In the tab, you can give your cheat a description (e.g., "Infinite Gold") and input the desired value.
: If you know a specific memory offset (the pointer) contains the address for your player data, and health is exactly 32 bytes from the start of that data, you would enter [$]+32 into the script field.