after firmware upgrade asking password

[jetam]

Hello
I upgraded my router to firmware version 1.9.2.7-7c
When I'm trying to connect to the routter it's asking username and password.I tryed admin for both but it doesn't work.Thanks for advice

[jetam]

Hello
I upgraded my router to firmware version 1.9.2.7-7c
When I'm trying to connect to the routter it's asking username and password.I tryed admin for both but it doesn't work.Thanks for advice

I tryed to do the reset with the button but it doens't help.Can you tell me how to reset to factory defaults(I don't have the manual.Thanks