Show dd progress in MacOS

The default dd command in MacOS doesn't have progress option.

Solution

Send SIGINFO signal to the dd command.

Press Control-T

By pressing the Control-T character in dd terminal, you are sending the same SIGINFO signal to the dd command.

Run kill command

Run following command in another Shell.

pkill -INFO -x dd

or

kill -INFO <pid>

References

How can I track progress of dd