`default-size`

Set the default size of new windows when the window-size option is set to manual or when a session is created with new-session-d.

Scope: session
Type: Text
Default: 80x24
Set: set-option default-size value
Read: show-options default-size

Description#

Set the default size of new windows when the window-size option is set to manual or when a session is created with new-session-d. The value is the width and height separated by an ‘x’ character. The default is 80x24.

Releases#

tmux 3.7c : present
tmux 3.2a : present

Source#

Defined in: options-table.c:610
C source reference: options_table
CLI Manual: Original manual entry

Used by#

Library documentation that names this option.

Rust: options.generated.DEFAULT_SIZE, server.NewSessionOptions.size
Go: tmux.GlobalSessionScope.SetDefaultSize, tmux.Session.SetDefaultSize, tmux.SessionOptionValues.DefaultSize