You need the license.
If you take a look into the datasheet...
https://cloud.kapostcontent.net/pub/b9e7ae6c-3734-463e-bb6e-b1d067c59623/extremeswitching-x440-g2-ds...
...on page#11 you have this two...
16542 Dual 10GbE Upgrade License License that converts the two non-stack 1GbE SFP ports to be 10GbE SFP+
16543 Quad 10GbE Upgrade License License that converts four 1GbE SFP ports to be 10GbE SFP+
That would allow either 2x or 4x 10GB ports.
Then you 'd need to plug in the 10GB SFPs and it should work.