You currently hold a Red-White-Red - Card for Self-Employed Key Workers? 

After 2 years of living and working in Austria with this permit you might be eligible for a Settlement Permit ("Niederlassungsbewilligung").

This Settlement Permit ("Niederlassungsbewilligung")...

• allows you to continue working self-employed, but you are not allowed to work as an employee.
• will ideally be valid for 3 years.