Upgrade version from 9110 to 9311

Upgrade version from 9110 to 9311

Dear All,

I'm using ServiceDesk version 9.1 Build 9110.

I built a new instance with latest version: 9.3 Build 9311

Please help me, how to migrate database from old instance to new instance?

Thanks you so much for you support.

Regards,
NAM.
              New to ADManager Plus?

                New to ADSelfService Plus?