User Help > Managing Source Files as Members > Using Keywords in Working Files > To turn off keyword expansion from the GUI
  
To turn off keyword expansion from the GUI
1. From the Preferences Configuration dialog box, select Configuration Management > Commands.
2. For the Check Out, Resynchronize, and Revert commands, set the Keywords option to Do Not Expand.
3. For the Check In and Add Member commands, disable the Unexpand Keywords option.
4. To save the preferences, click OK.
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To turn off keyword expansion globally or per project, contact your administrator regarding setting a policy.