Altium Designer Documentation


Created: July 27, 2015 | Updated: February 20, 2019
Now reading version 17.1. For the latest, read: ToggleInsertMode for version 21
Applies to Altium Designer versions: 15.1, 16.0, 16.1, 17.0, 17.1, 18.0, 18.1, 19.0, 19.1, 20.0, 20.1 and 20.2

Parent page: TextEdit Commands

The following pre-packaged resource, derived from this base command, is available:

Applied Parameters: None


This command is used to toggle the text mode between Insert and Overwrite.


Access to this command is made using the Insert keyboard shortcut only.


Launch the command to toggle between the following two text entry modes:

  • Insert - additional text is added into the document at the cursor position.
  • Overwrite - additional text overwrites existing text as you type.


  1. The current mode is shown on the Status Bar.
  2. This feature can also be toggled from the Text Editors - General page of the Preferences dialog by enabling/disabling the Insert mode option.


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