Heres how to install the DietPi kernel for RPi (installed by default in DietPi v143):
First, make a backup of your system:
dietpi-backup 1
Install new kernel:
[code]wget http://dietpi.com/downloads/binaries/rpi/dietpi_rpi_kernel.zip -O package.zip
apt-mark hold raspberrypi-kernel raspberrypi-bootloader
rm -R /boot/overlays/*
rm -R /lib/modules/*
rm -R /lib/firmware/*
rm /boot/*.img
unzip -o package.zip -d /
rm package.zip
[/code]
Reboot system:
reboot
If you need to revert back:
dietpi-backup -1
reboot