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https://jcutrer.com/howto/networking/mikrotik/perfectrestore-script
https://wiki.mikrotik.com/wiki/Manual:Configuration_Management#Exporting_Configuration
The backup function will backup and restore MAC addresses. Use the interface function
Reset MAC Address
to reset to the hardware MAC addresses.
Restore to the same version of RouterOS the backup file was taken from.
Export section by section and import one section at a time.