Amazon CodeCatalyst is no longer open to new customers. Existing customers can continue to use the service as normal. For more information, see [How to migrate from CodeCatalyst](migration.md).

# Editing a file
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You can edit individual files in the Amazon CodeCatalyst console. To edit multiple files at once, either create a Dev Environment or clone the repository and make your changes using a Git client or integrated development environment (IDE). For more information, see [Write and modify code with Dev Environments in CodeCatalystWrite and modify code with Dev Environments](devenvironment.md) or [Cloning a source repository](source-repositories-clone.md).

**To edit a file in the CodeCatalyst console**

1. Navigate to the project where you want to edit a file. For more information about how to navigate to a repository, see [Viewing a source repository](source-repositories-view.md). 

1. Choose the repository where you want to edit the file. Choose **View branches** and then choose the branch you want to work in. Choose the file from the list of files and folders in that branch. 

   The contents of the file are displayed.

1. Choose **Edit**.

1. In the editor, edit the contents of the file and then choose **Commit**. Optionally, in **Commit changes**, add more information about the change in **Commit message**. When you are satisfied with your changes, choose **Commit**.