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Step 1
Open Microsoft Outlook.
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Step 2
Locate the email containing the attachment that you would like to open and change. Double-click on the message to open in its own window.
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Step 3
Double-click on the attachment file located in the email. The attachment will open in the respective program that it was created in (for example, a Word document will open in Microsoft Word or an associated program for opening Word documents).
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Step 4
View the opened file and make any necessary changes. After the changes are made, click "File" then "Save." If you would like to save a copy of the changed file to your hard drive, click "File," "Save As" after you have done the first "Save." Close the document and return to Microsoft Outlook.
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Step 5
Reply to the email or forward the email to other individuals in your address book/contact list. You may want to double-click on the attachment again to ensure the changes saved before clicking "Send."











