要删除某个Outlook文件夹的所有空子文件夹，请执行以下操作：

1。 按 其他 + F11 键以打开“ Microsoft Visual Basic应用程序”窗口。

2。 点击 插页 > 模块，然后将以下VBA代码粘贴到新的模块窗口中。

VBA：批量删除某些Outlook文件夹的所有空子文件夹

Public Sub DeletindEmtpyFolder()
Dim xFolders As Folders
Dim xCount As Long
Dim xFlag As Boolean
Set xFolders = Application.GetNamespace("MAPI").PickFolder.Folders
Do
FolderPurge xFolders, xFlag, xCount
Loop Until (Not xFlag)
If xCount > 0 Then
MsgBox "Deleted " & xCount & "(s) empty folders", vbExclamation + vbOKOnly, "Kutools for Outlook"
Else
MsgBox "No empty folders found", vbExclamation + vbOKOnly, "Kutools for Outlook"
End If
End Sub

Public Sub FolderPurge(xFolders, xFlag, xCount)
Dim I As Long
Dim xFldr As Folder 'Declare sub folder objects
xFlag = False
If xFolders.Count > 0 Then
For I = xFolders.Count To 1 Step -1
Set xFldr = xFolders.Item(I)
If xFldr.Items.Count < 1 Then 'If the folder is empty check for subfolders
If xFldr.Folders.Count < 1 Then 'If the folder contains not sub folders confirm deletion
xFldr.Delete 'Delete the folder
xFlag = True
xCount = xCount + 1
Else 'Folder contains sub folders so confirm deletion
FolderPurge xFldr.Folders, xFlag, xCount
End If
Else 'Folder contains items or (subfolders that may be empty).
FolderPurge xFldr.Folders, xFlag, xCount
End If
Next
End If
End Sub

3。 按 F5 键或 运行 按钮以运行此VBA代码。

4。 在弹出的“选择文件夹”对话框中，选择要批量删除其空子文件夹的特定文件夹，然后单击 OK 按钮。 看截图：

5。 现在出现了Kutools for Outlook对话框，并显示了删除了多少个空子文件夹。 点击 OK 按钮关闭它。

到目前为止，已批量删除了指定Outlook文件夹的所有子文件夹。