This could be an issue with the blower motor and not the ac system. You will want to check fuses and power to the blower motor. If it's getting power and not spinning, it's faulty. If you don't normally work on your own car then use this link to find a good shop near you.
https://repairpal.com/repair-shops
Alex
RepairPal Certified shops can diagnose and repair your 2011 Nissan Rogue. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.