Install Linux Kernel in Ubuntu

ubuntu-update-linux-kernel.md

Install Linux Kernel in Ubuntu

Check current installed version

$ uname -r

Download new Linux kernel

• download mainline Linux kernel from Ubuntu
• select a version and architecture, check the status file
• download *.deb files

VERSION=5.4.82-050482
DATETIME=202012080534
ARCH=amd64
linux-headers-${VERSION}_${VERSION}.${DATETIME}_all.deb
linux-headers-${VERSION}-generic_${VERSION}.${DATETIME}_${ARCH}.deb
linux-image-unsigned-${VERSION}-generic_${VERSION}.${DATETIME}_${ARCH}.deb
linux-modules-${VERSION}-generic_${VERSION}.${DATETIME}_${ARCH}.deb

Install the downloaded kernel

$ sudo dpkg -i *.deb

Reboot and Enjoy

$ sudo reboot

https://itsfoss.com/upgrade-linux-kernel-ubuntu/