How to make case-sensitive search in Outlook?

Author: Kelly Last Modified: 2024-08-07

For example you type the keyword of IMAGES into the Instant Search box in Outlook, it will find out all emails containing images, Images, IMAGES, etc. By default, the Instant Search feature does not support case sensitive search. But now, you need to find out emails exactly case matching the keywords in Outlook, how? Try below workarounds:

Make case-sensitive search in one email in Outlook

Make case-sensitive search in a mail folder in Outlook

One click to find emails by selected email's sender or sender domain in Outlook

With Kutools for Outlook, you can quickly search all email messages by selected email's sender with the (Search by) Sender feature, or search all email messages by selected email's sender domain with the (Search by) Sender Domain feature. See screenshot:

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Make case-sensitive search in one email in Outlook

For making a case-sensitive search in a specified email in Outlook, please do as follows:

1. Shift to the Mail view, open the mail folder containing the specified email, and then double click the specified email to open it.

2. In the opening Email Message window, please click Message > Find (or press the F4 key).

3. In the popping up Find and Replace dialog box, please click the More button to expand the search options.

4. Now please specify the search criteria as below screenshot shown:

(1) Type the keywords you will search in the opening email into the Find what box;

(2) Check the Match Case option in the Search Options section;

(3) Click Reading Highlight > Highlight All.

5. Now all text strings which match the specified keywords case sensitive are found and highlighted in the message body. See screenshot:

Please close the Find and Replace dialog box as you need.

Make case-sensitive search in a mail folder in Outlook

For searching keywords case sensitive in all emails of a certain mail folder in Outlook, please do as follows:

1. Shift to the Mail view, and open the specified mail folder where you will make case-sensitive search.

2. Press Ctrl + Shift + F keys simultaneously to open the Advanced Find dialog box. Go to the Messages tab, type the keywords you will search in the Search for the word(s) box, and specify the search scope from the In drop down list. See screenshot:

3. Go on to check the Match Case option on the More Choices tab, and click the Find Now button.

And now all emails containing the text strings which match the specified keywords case sensitive are found and listed at the bottom of Advanced Find dialog box. See screenshot: