File Transfer _ ZMODEM
In the ZMODEM settings, set various options relating to ZMODEM file transfers.
Activate ZMODEM Automatically
Automatically start file send when remote ZMODEM program starts send. If this option is not set, the file must be received by selecting [Send with ZMODEM] in the [File] > [Transfer] menu. X/YMODEM cannot automatically be received and so [Receive with X/YMODEM] must be selected" from the [File] > [Transfer] menu.