🟢204**HTTP Status Code:** `204` **No Content**<br>
Device updated successfully.
application/json
Body
🟠400**HTTP Status Code:** `400` **Bad Request**<br>
**Error Code:** `300` <br>
Validation failed. Device does not exist in the system.<br>
Invalid userId.<br>
🟠404**HTTP Status Code:** `404` **Not Found**<br>
**Error Code:** `1001`<br>
User not found: {userId}<br>
The user extension does not exist, extensionId: {extensionId}.
🟠429**HTTP Status Code:** `429` **Too Many Requests**<br>
**Error Code:** `429`<br>
Each user can be assigned up to three desk phones.