Please use your same login credentials to access your account.
Your PSv3 Plugins will auto-update to the new Xagio automatically over the next 24 to 48 hours OR you can simply update your PSv3 plugin and the new Xagio will be installed.
All your data and settings will be automatically imported into Xagio.
Once you verifiy everything has been migrated, you can deactivate/uninstall PSv3.
In case you get stuck somewhere during the process of migrating from PSv3 to Xagio, be free to contact our support on: https://supremacy.support