This method will introduce Microsoft Outlook’s Save All Attachments feature to get all attachments in one archived email in Outlook. Please do as follows:

1. Click File > Open & Export (or Open) > Open Outlook Data File.

2. In the popping up Open Outlook Data File dialog box, open the folder containing the archived Outlook data file, click to select the archived Outlook data file, and click the OK button. See screenshot:

And now the archived Outlook data file has been opened in your Microsoft Outlook.

3. In the Mail view, open the archived mail folder whose email’s attachments you will get, and then click the email to open it in the Reading Pane. See screenshot:

4. Go to the Reading Pane, click any attachment to activate the Attachment Tools, and then click Attachments > Save All Attachments. See screenshot:

5. In the opening Save All Attachments dialog box, please select all attachments in the Attachments box, and then click the OK button. See screenshot:
Note: Holding the Shift key, you can select all attachments with clicking the first attachment and the last one.

6. In the second Save All Attachments dialog box, please click to select the destination folder you will save the attachments into, and click the OK button. See screenshot:

So far you have saved all attachments of the specified archived email to your hard disk already.

If you have Kutools for Outlook installed, you can quickly save all attachments from multiple or all archived emails by its Save All (Attachments) feature in Outlook.

1. Open the archived Outlook data file by clicking File > Open & Export (or Open) > Open Outlook Data File.

2. And then in the popping up Open Outlook Data File dialog box, open the folder containing the archived Outlook data file, click to select the archived Outlook data file, and click the OK button. See screenshot:

And now the archived Outlook data file is opening in Outlook, and you can find it on the Navigation Pane in the Mail view.

3. Open the archived mail folder, and select multiple or all emails whose attachments you want to save.
Note: Holding the Ctrl key, you can select multiple nonadjacent emails with clicking emails one by one in the mail list; holding the Shift key, you can select multiple adjacent emails with clicking the first email and the last one in the mail list.

4. Click Kutools > Attachment Tools > Save All to enable this feature.

5. In the Save Settings dialog, please click  button to specify the destination folder for saving attachments, and click the Ok button.

Tips: If necessary, you can check the Save attachment(s) in below style option and specify a subfolder style as you need. If you do not check the Save attachment(s) in below style option, all attachments will be saved to the destination folder.

Then all attachments of the selected archived emails are saved to the specified destination folder (or subfolders if you have specified the subfolder style).

This method will introduce Kutools for Outlook’s Detach All (Attachments) feature to save all attachments from multiple or all archived emails quickly, remove attachments from the archived emails, but insert hyperlinks to the saved attachments in these emails in Outlook. Please do as follows:

1. Open the archived Outlook data file by clicking File > Open & Export (or Open) > Open Outlook Data File.

2. And then in the popping up Open Outlook Data File dialog box, open the folder containing the archived Outlook data file, click to select the archived Outlook data file, and click the OK button. See screenshot:

And now the archived Outlook data file is opening in Outlook, and you can find it on the Navigation Pane in the Mail view.

3. In the Mail view, open the archived mail folder whose emails’ attachments you will get, and then select multiple or all emails in the mail list.
Note: Holding the Ctrl key, you can select multiple nonadjacent emails with clicking emails one by one in the mail list; holding the Shift key, you can select multiple adjacent emails with clicking the first email and the last one in the mail list.

4. Click Kutools > Attachment Tools > Detach All.

5. In the Please select a folder dialog, please click the Browse button to specify the destination folder you will save the attachments into, choose the subfolder styles if necessary, and click the Ok button. See screenshot:

6. Now dialog boxes will come out to ask for your reconfirmation and show how many attachments have been saved. Please click the Yes or OK button to go ahead.

So far, all attachments in the selected archived emails has been got to the certain folder. Meanwhile, the attachments are also be replaced with hyperlinks.