Motorola Mobility — Motorola edge 30 not working after 3 months

Address:

CDSIMER harohalli, kamalapura banglore 562112

I bought my Motorola edge 30 worth 25000 via Flipkart on June 16 with full payment
Now Mobile is not working properly
Issues
1. Screen flickering
2. Front camera not working
3. Turning on front camera mobile is getting hanged/ stuck
4. Rare camera turn off the phone
5. Difficult to do video calls
6. Voice getting mute while on call