ICOM IC-7300 / WSJT-X FT8 Latest 2021 Setup Guide V1.4 or Higher
Walkthrough how to setup WSJTX with the Firmware Version 1.4 or higher.
alternative method to tuning ALC is to enable transmit and call CQ instead of tune
Links:
Icom Manual - https://icomuk.co.uk/files/icom/PDF/productManual/IC-7300_ENG_Basic_0.pdf
Icom Drivers : https://www.icomjapan.com/lineup/products/IC-7300_USA/?open=4#drivers
WSJTX - https://physics.princeton.edu/pulsar/k1jt/wsjtx.html
Written Guide - (not 1.4 but still has information relevant to this) - https://k5tmt.com/2019/09/07/wsjt-x-settings-for-the-ic-7300/