Flipkart — not getting my gst no in hard invoice also not getting the softcopy invoice

On 22 Dec 2020 i getting the product but in hardcopy invoice not mentioned my gst details so i can't be input tex credit for my laptop i complaint many on Flipkart but they don't give the solution also i have problem that in my orders i couldn't download the invoice and also i can't get the only invoice mail but i get all other feedback mail and all.So i couldn't check that my gst no in invoice bill.Flipkart not responding well .so my complaint is to send me my gst including invoice in any manner like email, hardcopy etc.(I mentioned my gst details when i purchase the product which is shown in my order page)

Details: invoice no-- FAFMC[protected]