更新第一个单元格后强制用户更新另一个单元格

按什么安迪说，SO不是代码写作服务。但考虑到你不知道从哪里开始的想法，并为您提供一个起点，请按照下列步骤......

Right click在Sheet Tab - 在下面给出入opened code window和save您的工作簿作为Macro-Enabled Workbook>View code和paste the code。

Private Sub Worksheet_Change(ByVal Target As Range) 
If Target.CountLarge > 1 Then Exit Sub 
If Target.Column = 1 And Target.Row > 1 Then 
    If Target <> "" And LCase(Target.Value) = "closed" Then 
     With Target.Offset(0, 1) 
      .Select 
      On Error Resume Next 
      .Comment.Delete 
      On Error GoTo 0 
      .AddComment.Text "Please enter the Closed Date" 
      .Comment.Visible = True 
     End With 
    Else 
     On Error Resume Next 
     Target.Offset(0, 1).Comment.Delete 
     On Error GoTo 0 
    End If 
ElseIf Target.Column = 2 And Target.Row > 1 Then 
    If LCase(Target.Offset(0, -1)) = "closed" And IsDate(Target) Then 
     Target.Comment.Delete 
    End If 
End If 
End Sub 
Private Sub Worksheet_SelectionChange(ByVal Target As Range) 
If Target.CountLarge > 1 Then Exit Sub 
Dim x 
Dim i As Long, lr As Long 
Application.ScreenUpdating = False 
Application.EnableEvents = False 
lr = Cells(Rows.Count, 1).End(xlUp).Row 
x = Range("A2:B" & lr) 
If Target <> "" Then 
    Application.EnableEvents = True 
    Exit Sub 
End If 
For i = 1 To UBound(x, 1) 
    If LCase(x(i, 1)) = "closed" And Not IsDate(x(i, 2)) Then 
     Cells(i + 1, 2).Select 
     Exit For 
    End If 
Next i 
Application.EnableEvents = True 
Application.ScreenUpdating = True 
End Sub