Make Macro Available To All Documents. Then the macro will only be available when you load that document. Open the document containing the macro.
Use Save As and save the presentation as a PowerPoint addin ppam. Open the document containing the macro. Then click Run button at the top right side.
Under Macro name label it something innocuous such as Test and in the box under Store macro in click on the down arrow to show Personal Macro Workbook and then click on OK see screenshot below.
Storing a macro in a document is useful if the document will be shared and you want the macro to be included with the document. If you want the Macro to be available across all documents you create just store it in All Documents Normaldotm. On the macro organizer dialog click on the Libraries tab. Select part of Word document you want macro applies to and choose the appropriate macro in Macros dialog.
