---
title: "Set file or directory permissions/ownership"
method: PUT
path: "/browsers/{id_or_name}/fs/set_file_permissions"
tags: ["Browser Filesystem"]
---

# Set file or directory permissions/ownership

`PUT /browsers/{id_or_name}/fs/set_file_permissions`

## Request

- Base URL: `https://api.onkernel.com`
- URL: `https://api.onkernel.com/browsers/{id_or_name}/fs/set_file_permissions`
- Auth: HTTP bearer

## Path parameters

- `id_or_name` string, required

## Request body

- SetFilePermissionsRequest
  - `group` string: New group name or GID.
  - `mode` string, required: File mode bits (octal string, e.g. 644).
  - `owner` string: New owner username or UID.
  - `path` string, required: Absolute path whose permissions are to be changed.

## Response `200`

Permissions updated

## Other responses

- `400`: Bad Request – invalid input
- `403`: Forbidden – insufficient permissions or plan
- `404`: Resource not found
- `500`: Internal Server Error
- `default`: Error returned by the browser or its proxy

---

[API](https://skmtc.dev/onkernel/apis/kernel-api.md) - [All operations](https://skmtc.dev/onkernel/apis/kernel-api/llms.txt) - [OpenAPI document](https://skmtc.dev/onkernel/apis/kernel-api/revisions/0f6cf4f58fe6?raw)