Block all incoming connections. How to fix?

RouterOS General
1

Hi everyone.

Mikrotik RB750GL.

Please help, in the firewall accident moved record which blocks all incoming connections.
As you can now connect to the device to correct the situation?

Thanks.

2

Try winbox by mac address.

3

Hi everyone.

Winbox not work =(

4

There’s always that “reset” button… I hope you have a backup.