Engineering methods of removal by the petalinux-create -t apps -n app_name --enable established:
petalinux-config -c rootfs
In terms apps cancel app_name rootfs application configuration, save the configuration update
Open File "project-spec / meta-user / recipes-core / images / petalinux-image.bbappend"
Delete Row "IMAGE_INSTALL_append =" app_name "
App remove components or project folder "meta-user / recipes-apps / app_name"
petalinux-build
Recompile