To generate the Bode Plot please follow the Generate a Bode Plot for an SMPS in LTspice article (https://ez.analog.com/design-tools-and-calculators/ltspice/a/faqs-docs/fd549/generate-a-bode-plot-for-an-smps-in-ltspice-17-1).
To generate the Bode Plot please follow the Generate a Bode Plot for an SMPS in LTspice article (https://ez.analog.com/design-tools-and-calculators/ltspice/a/faqs-docs/fd549/generate-a-bode-plot-for-an-smps-in-ltspice-17-1).