G
Guest
i have vista premium copy which is genuine but after i did a format and
installed it again.it tells me that the product key is invalid when it is
valid.But the validation process is successful and it passes but the
activation failed with a error code.please advised what to do.
installed it again.it tells me that the product key is invalid when it is
valid.But the validation process is successful and it passes but the
activation failed with a error code.please advised what to do.