Service call for issue with 2nd floor a/c not cooling properly. On arrival 2nd floor system was turned on and indoor air handler was inspected. Filter and evaporator coil was clean blower was on and running and drain was clear. Checked refrigerant pressures and operations found that the system is low on refrigerant. This unit is from 2022 there is a possibility of the system having a small refrigerant leak. Options was given to customer of recharging the system and adding dye. A maintenance was also recommend and prices were given for contract. Customer is not going to make a decision right now will call us back when ready. View visual findings from this job here - https://visionshare.xoi.io/?id=XA-6E0E-1AB277C6218842B69D4B3260E7328C2A