- With the Show "Clear Read-Only Status" Dialog option enabled, an attempt to edit a file brings up the respective dialog box. If you click the radio button Using file system, the file will not be added to the default changelist. If you click radio buttonUsing version control integration, the file is added to the default changelist.
You can make a file writable using the lock icon in the status bar. Open the desired file in the editor, and double-click the lock, as shown below: