Where
Open Settings, then Billing, then Cancel account, and confirm.
What happens
- Your account closes now.
- You have 30 days to export your data.
- After that, everything is permanently deleted.
You can export from Settings, then Export your data; see exporting your data. The deletion process is described in full in data deletion.
The reason question
After you confirm you are asked why you are leaving. It is optional, you can skip it, and it changes nothing about your cancellation.