Flipkart — Return Request not approved since one month

I have placed order of laptop NOKIA PUREBOOK S14 CORE I5 11TH GEN from flipkart, Against my order no OD[protected] that was not working from the day it was delivered, I have raised complaint So many times to Flipkart customer service, But the issue is not resolved till not and delaying my complaint from a month. Now they are denying to replace and refund for the same and are asking me to buying another laptop.