There are many online resources to help you get the most out of CURA and the best place to start is on Ultimakers website. Below you will find links to common inquiries regarding the software.
You can view the CURA manual that matches the version you are using HERE.
For solutions to common problems click HERE.
Some issues that occur can be resolved from Ultimaker's troubleshooting page HERE.
Tips and Tricks
For some general pointers and new and interesting possibilities try HERE.