Symptoms
When you use an offline address book (OAB) in non-Japanese versions of Outlook 2013 in non-Japanese operation systems, and the address book is configured as a hierarchical address book (HAB) that does not have the SeniorityIndex value (sort order in the HAB) set, the contact entries are sorted by the creation date instead of alphabetically.
Resolution
To enable this ability, install May 3, 2016, update for Outlook 2013 (KB3115031), and then follow these steps.
Important
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
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Exit all Microsoft Office applications.
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Start Registry Editor:
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In Windows 10, go to Start, enter regedit in the Search box, and then select regedit.exe in the search results.
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In Windows 8 or Windows 8.1, move your mouse to the upper-right corner, select Search, enter regedit in the search text box, and then select regedit.exe in the search results.
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In Windows 7 or Windows Vista, select Start, enter regedit in the Start Search box, and then select regedit.exe in the search results.
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Locate and then select the following registry subkey:
HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Outlook
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On the Edit menu, point to New, and then select DWORD Value.
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Enter HABSortCheckYomi, and then press Enter.
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In the Details pane, press and hold (or right-click) HABSortCheckYomi, and then select Modify.
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In the Value data box, enter 1, and then select OK.
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Exit Registry Editor.
