SetAccountInformation(AccountName, Password)
Set username and password under which task will run
Parameters
AccountName : unicode
AccountName, use "" for local system account (can only be used by
Administrators)Password : unicode
Password - Can be None for local System account, or if
TASK_FLAG_RUN_ONLY_IF_LOGGED_ON is setComments
On some systems, username and password are verified at the time the task is saved, on others when the task
tries to run