i have above
i am exporting data from database to excel application from asp.net
i need to lock or prevent the user from editing the data from few columns .
using above i am not getting it
ExcApp = New Excel.Application
ExcWS = ExcApp.Worksheets("SHEET1")
ExcWS.Range("A1", "C3").Locked = True
ExcWS.Protect(False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False)