Autorouters are not nearly as useful as beginners in PCB design tend to think.
They can be useful and powerful tools, but to use a good autorouter effectively, you first have t learn to do the PCB layout manually, so you know what sort of problems the autorouter needs to solve, and how you can help the autorouter to achieve a good result.
It’s a topic that keeps popping up. For a long discussion, see: