My Intel Core i5-6400 @2.70 GHz processor isn't currently supported by Windows 11. How likely is it that at some point in the future it will be supported? - Quora
Acer Desktop Computer Aspire ATC-780A-UR11 Intel Core i5 6th Gen 6400 (2.70GHz) 8GB DDR4 1TB HDD Windows 10 Home 64-Bit - Newegg.com