Visit the CoWIN portal: https://www.cowin.gov.in
Sign in using your mobile number and verify with OTP
Enter your details if not already registered
Search for vaccination centers in Kerala using your district or PIN code
Check available slots for the preferred date and vaccine type
Select a suitable center and time slot
Confirm the booking
Save or download the appointment confirmation
You can also book through the Aarogya Setu app or UMANG app
For walk-in vaccination, check with nearby government hospitals or authorized centers
Carry a valid photo ID and your appointment details on the vaccination day