# `TWO_STEP_ALREADY_ON` Two-step sign-in is already on

Source: https://checkslip.com/en/problems/two-step-already-on

- **HTTP status**: `409`
- **Credit**: No credit taken

## Meaning

Two-step sign-in is already on for this account, so it cannot be set up over it.

## Fix

Turn two-step sign-in off first (with an app or recovery code), then set it up again.

## Example response

```
{
  "type": "https://checkslip.com/problems/two-step-already-on",
  "title": "Two-step sign-in is already on",
  "status": 409,
  "code": "TWO_STEP_ALREADY_ON",
  "instance": "019a2f3e-7b1c-7d4e-9f00-0a1b2c3d4e5f"
}
```