The 30-year-old, who joined the Red Devils in January this year, has impressed since making his surprise move - contributing four goals in eight matches for United.
The striker told Elegbete TV: "There is no offer on the table yet because the season is still on and I'm yet to finish my loan deal.
"I don't just take decisions alone in my life. I have a principle and I have a guideline for everything I do. I always pray to God to direct me."
Ighalo's current contract with his parent club expires in December 2022, but Shanghai want to keep him until December 2024. body check tags ::