sudo sh -c 'echo \"deb http:\/\/archive.ubuntu.com\/ubuntu focal-updates main\" >> \/etc\/apt\/sources.list'<\/pre>\nThe command adds focal-updates repository to your system software sources.<\/p>\n
![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2022\/03\/add-focal-update-ppa-600x215.webp\")
<\/p>\n
2. Set lower priority for the repository:<\/h4>\n
Also in terminal window, run command to create and open a config file via Gedit text editor:<\/p>\n
sudo gedit \/etc\/apt\/preferences.d\/99focal-updates<\/pre>\nWhen the file opens, add following lines and save it:<\/p>\n
Package: *
\nPin: release a=focal-updates
\nPin-Priority: 1<\/strong><\/p>\nAfter that, your system will not automatically install updates from this repository, unless you do it manually.<\/p>\n
![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2022\/03\/focalupdates-priority-600x196.webp\")
<\/p>\n
3. Update package cache:<\/h4>\n
Before being able to install packages from that repository, refresh system cache via command:<\/p>\n
sudo apt update<\/pre>\nIf you’re following this tutorial on 18.04 based system that missing GPG key, run the commands below one by one to get them:<\/p>\n
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32<\/pre>\nsudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 871920D1991BC93C<\/pre>\n4. Install Kernel 5.13:<\/h4>\n
Finally install the 20.04’s kernel package via the command below. So far, it’s Kernel 5.13.<\/p>\n
sudo apt install linux-generic-hwe-20.04<\/pre>\n![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2022\/03\/apt-kernel2004-600x347.webp\")
<\/p>\n
After installation, restart your PC and verify via command:<\/p>\n
uname -a<\/pre>\n![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2022\/03\/verify-bionic-kernel-600x195.webp\")
<\/p>\n
How to Remove Kernel 5.13 from Ubuntu 18.04:<\/h3>\n
To remove the focal-updates repository, run command to edit software sources file:<\/p>\n
sudo gedit \/etc\/apt\/sources.list<\/pre>\nWhen the file opens, remove or comment (add # at the beginning) the line of:<\/p>\n
deb http:\/\/archive.ubuntu.com\/ubuntu focal-updates main<\/b><\/p>\n
After saved it, run sudo apt update<\/code> to refresh the cache.<\/p>\n![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2022\/03\/remove-focalupdates-600x387.webp\")
<\/p>\n
To remove Linux Kernel 5.13, you need to firstly restart and select boot with an old kernel (v5.4.x)<\/b> from boot menu -> Advanced options.<\/p>\n
Once you get into Ubuntu 18.04 with the previous Kernel, run the command below to remove Kernel 5.13:<\/p>\n
sudo apt remove linux-image-5.13.0-37-generic linux-headers-5.13.0-37-generic linux-hwe-5.13-headers-5.13.0-37<\/pre>\nNOTE: Ubuntu updates the kernel packages regularly, the package version may be different!! Change it to the one that you installed.<\/b><\/p>","protected":false},"excerpt":{"rendered":"
For those sticking to the old Ubuntu 18.04, but need higher Linux kernel version for specific hardware support, here’s how to install the Linux Kernel 5.13 from Ubuntu 20.04 repository. NOTE: Ubuntu 20.04’s kernel package does install and seems running good in Ubuntu 18.04. But I’m not sure if it will cause compatibility issues. Install […]<\/p>\n","protected":false},"author":1,"featured_media":35489,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[160],"class_list":["post-38114","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-howtos","tag-kernel"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/38114","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/comments?post=38114"}],"version-history":[{"count":0,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/38114\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/media\/35489"}],"wp:attachment":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/media?parent=38114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/categories?post=38114"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/tags?post=38114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\"](\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/11\/tux-icon-250x250.webp\"){kind=icon}
<\/p>\n