Which remote control do you use? It must use the NEC protocol to be supported for the power-on via remote control.
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If your installation has the I2C enabled and the i2c-tools are available you can program the sequence manually, if you want.
The procedure is the same like I described here: Libreelc12 +Argon one m2 +rpi4: khadas ir-remote power on: how to do this? - #4 by HarryH -
The second (official) option is to boot PiOS, run the argon1.sh script and configure/program the power button sequence of your remote control once.