COVID Vaccination: How to Reschedule Your Appointment, How to Download Certificate and More Several users are still not aware of the registration process and are not able to schedule an appointment for vaccination. Here are some of the process you should know | 13 May 2021 10:08 AM GMT As the COVID-19 vaccination drive for people above 18 years of age has started on May 1, people are now finding it hard to get a vaccine slot although the second phase of the COVID-19 vaccination drive started in full swing. Several users are still not aware of the registration process and are not able to schedule an appointment for vaccination. They are facing issues while registering for the vaccine through the CoWin portal or the Aarogya Setu app. Some users have said that they have not received their OTPs to complete their registration. On the other hand, a large number of users who got their OTPs could not find slots in their areas for setting up a vaccination appointment.