Heads Up :
The post you are writing will appear in a public forum. Please ensure all content is appropriate for public consumption. Review the employee guidelines for the community here.
There's one thing that I didn't see mentioned. The 9120 AP does not support WPA3 with GCMP 256 encryption. If this is a requirement for your SSID, you'll need a 9130. Trying these settings on a 9120 causes the AP to no longer host the SSID.