# Setting: `registration_device_limit_enabled`

- **Constant:** `ConfigInterface::REGISTRATION_DEVICE_LIMIT_ENABLED`
- **Category:** `security`
- **Type:** `select`
- **Required:** yes
- **Sensitive:** no
- **Validation:** `required|string|max:255`
- **Placeholder / default hint:** `false`

## Description

Block new registrations when a browser/device already has the maximum number of panel accounts.

## Allowed options

- `true`
- `false`

## Change via CLI

```bash
featherpanel saas getsetting registration_device_limit_enabled
featherpanel saas setsetting registration_device_limit_enabled "<value>"
```

## Change via API

```http
PATCH /api/admin/settings
Content-Type: application/json

{ "registration_device_limit_enabled": "<value>" }
```