> For the complete documentation index, see [llms.txt](https://docs.defguard.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.defguard.net/2.1/for-developers/rest-api/core/settings/update-selected-instance-settings.md).

# Update selected instance settings

Only the fields present in the request body are modified. Sending `null` clears a field.

```json
{"openapi":"3.1.0","info":{"title":"defguard Core API","version":"2.1.0"},"tags":[{"name":"settings","description":"Instance and enterprise settings."}],"security":[{"cookie":[]},{"api_token":[]}],"components":{"securitySchemes":{"cookie":{"type":"apiKey","in":"cookie","name":"defguard_session"},"api_token":{"type":"http","scheme":"bearer"}},"schemas":{"ApiErrorResponse":{"type":"object","description":"Body returned with error responses.","required":["msg"],"properties":{"code":{"type":["string","null"],"description":"Machine-readable error code, returned for selected errors."},"msg":{"type":"string","description":"Human-readable error message."}}}}},"paths":{"/api/v1/settings":{"patch":{"tags":["settings"],"summary":"Update selected instance settings","description":"Only the fields present in the request body are modified. Sending `null` clears a field.","operationId":"patch_settings","requestBody":{"content":{"application/json":{"schema":{"type":"object"}}},"required":true},"responses":{"200":{"description":"Settings updated. The body carries a `license_reactivated` code when an invalid license has been replaced with a valid one.","content":{"application/json":{"schema":{"type":"object"}}}},"400":{"description":"Invalid settings.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ApiErrorResponse"}}}},"401":{"description":"Session is missing or invalid.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ApiErrorResponse"}}}},"403":{"description":"Requires admin privileges.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ApiErrorResponse"}}}},"500":{"description":"Unable to update settings.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ApiErrorResponse"}}}}}}}}}
```