---
name: "flatpak-enter"
section: "1"
platform: "linux"
package: "flatpak"
version: "1:1.18.4-2"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/flatpak-enter"
---

# flatpak-enter(1)

Enter an application or runtime's sandbox

## NAME

flatpak-enter - Enter an application or runtime's sandbox

## SYNOPSIS

**flatpak enter** \[OPTION...\] INSTANCE COMMAND \[ARG...\]

## DESCRIPTION

Enter a running sandbox.

INSTANCE must be either the pid of a process running in a flatpak sandbox, or the ID of a running application, or the instance ID of a running sandbox. You can use **flatpak ps** to find the instance IDs of running flatpaks.

COMMAND is the command to run in the sandbox. Extra arguments are passed on to the command.

This creates a new process within the running sandbox, with the same environment. This is useful when you want to debug a problem with a running application.

This command works as a regular user if the system support unprivileged user namespace. If that is not available you need to run run it like: **sudo -E flatpak enter**.

## OPTIONS

The following options are understood:

- **-h**, **--help**

  Show help options and exit.

- **-v**, **--verbose**

  Print debug information during command processing.

- **--ostree-verbose**

  Print OSTree debug information during command processing.

## EXAMPLES

**$ flatpak enter 15345 sh**

## SEE ALSO

[**flatpak**(1)](/flatpak/1.md), [**flatpak-run**(1)](/flatpak-run/1.md) [**flatpak-ps**(1)](/flatpak-ps/1.md)