If you are unable to select your state in the application, you can enter this information online here: https://store.eset.com/us/activate/microcenter/
Select I am activating a new license then enter the serial number to the PC at the bottom. Let us know if you have any issues with this.
Submit photos and a description of your PC to our build showcase
See other custom PC builds and get some ideas for what can be done
Services starting at $149.99