Sub ProtectSheet()
Dim l_wksWorkSheet As Worksheet
For Each l_wksWorkSheet In ThisWorkbook
l_wksWorkSheet.Protect "PasswordHere"
Next l_wksWorkSheet
End Sub
Sub UnProtectSheet()
Dim l_wksWorkSheet As Worksheet
For Each l_wksWorkSheet In ThisWorkbook
l_wksWorkSheet.Unprotect "PasswordHere"
Next l_wksWorkSheet
End Sub