Great all around tire just would like to have better grip on the snow and ice

Have had tires for over a year. went through a bad snow storm in Idaho on the way to Jackson Wyoming. Car was very stable. We have pulled out of our driveway in a foot of snow without any problem. Over 20000 miles on the tires an still have

Tires seem to exacerbate every bump on the road..steering/handling feels insecure with these tires. Will take the loss and go back to the original tires (hankook).