Hide Unhide Picture And Cell Content Using CheckBoxes

[Excel Fox]

If you were just wanting to protect that particular sheet, then use

Sub Auto_Open()
With Worksheets("Particular Sheet Name")
.Unprotect PassWord:=""' If there's a password, use it within the double quote
.Protect UserInterfaceOnly:=True, Password:=""' If there's a password, use it within the double quote
End With
End Sub

EDIT: Added a semi-colon to the argument