please i need help with my mtn fastlink modem, it has been unlocked and it connected with every sim, but once i disconnects it and try to reconnect back, it replays this error 619, and says, A CONNECTION TO THE REMOTE COMPUTER CANNOT BE ESTABLISHED. it continues and will never connect till i restart the computer.
i have tried downloading the firmware to update it but the link from mtn site is not proerly working.

can someone help me out please cos i restart my laptop 7 to 10 times daily and it is bad.