To restore configuration of Mikrotik router board from the backup file :
• Open Winbox
• Login to your mikrotik using Admin privilege
• Go to Files menu
• Select the backup file. If the backup file is not in the list (other location/drive or flashdisk), you need to copy and paste the backup file to this window.
• After backup file is selected, click Restore.
• Click Yes when asked Do you want to restore configuration and restart?.
System then will restart and restore the configuration.
< How to Back up Mikrotik Router Board Configuration