The MySQL serve default configuration (or out of box configuration) works without issue.
The default configuration of MySQL works. However, the Learn how to Tune MySQL learning path should be completed to learn how to tune a MySQL server that is running on Arm.
There are numerous options for deploying MySQL on Arm.
From bare metal, to cloud VMs, to cloud provider database services. There are many ways to get access to different Arm based hardware for deploying MySQL server.