Not purchase from big bazar online is you want to return or exchange

I purchased twice but totally disappointed because no active facilities to purchase return or exchange or after sales service .
10 email
More then 8 message from application
10 times called but no one reply
So this is not online platform to buy at BIGBAZAR ITS TRULY dispose /dump its material because of in locked down no one come at strores so just only salling no return no exchange