In Ubuntu 24.04 (and most Linux distributions), the Bash history for the screen command itself is not stored separately from your regular Bash history. However, the history of commands run inside a screen session is stored in the same default location as your regular Bash history, which is:

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~/.bash_history

Key Details:

• Bash History: By default, Bash stores command history in ~/.bash_history for all interactive shells, including those inside screen sessions.
• Screen-Specific Behavior: If you exit a screen session, the commands run inside it are still written to ~/.bash_history when the shell exits (unless HISTFILE is overridden or history is disabled).
• Temporary History: While a screen session is active, its shell may keep a temporary history in memory, but it is typically flushed to ~/.bash_history upon exit.

How to Check:

1. Verify HISTFILE: Run echo $HISTFILE inside a screen session. If it points to ~/.bash_history, that’s where the history is stored.
2. Custom HISTFILE: If you or a script set a custom HISTFILE (e.g., export HISTFILE=~/.screen_bash_history), the history would be stored there instead.

For screen Itself:

• The screen command’s own history (e.g., commands like :screen -list) is not stored in a file by default. It is only available during the current session.

Note: If you’re using zsh or another shell inside screen, the history file would be different (e.g., ~/.zsh_history).