Difference between revisions of "Manjaro Kernels/en"

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New kernels can be installed by pressing the "Install" button.  All necessary kernel modules will be installed automatically with a new kernel as well.   
New kernels can be installed by pressing the "Install" button.  All necessary kernel modules will be installed automatically with a new kernel as well.   


Please consider the "Recommended" tag when choosing a kernel.  LTS means Long Term Support, which is safest for most users.
Please consider the "Recommended" tag when choosing a kernel.  LTS means Long Term Support, which is safest for most users. [["What should I be aware of if I'm not on an LTS kernel?"]]


The newest installed Kernel will be booted by default, but to run other kernels that are installed, see [[Manjaro_Kernels#Selecting_Kernels|Selecting Kernels]] section below.
The newest installed Kernel will be booted by default, but to run other kernels that are installed, see [[Manjaro_Kernels#Selecting_Kernels|Selecting Kernels]] section below.
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2. '''To delete a kernel's headers''', the syntax is:
2. '''To delete a kernel's headers''', the syntax is:
sudo pacman -R linux[version]-headers
{{UserCmd|command=sudo pacman -R linux[version]-headers}}




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3. '''To delete a kernel's extra modules''', the syntax is:
3. '''To delete a kernel's extra modules''', the syntax is:
  sudo pacman -R linux[version]-extramodules
  {{UserCmd|command=sudo pacman -R linux[version]-extramodules}}




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4. '''To delete all elements of a kernel at the same time'''  - where they are all present on your system - the syntax is:
4. '''To delete all elements of a kernel at the same time'''  - where they are all present on your system - the syntax is:
sudo pacman -R linux[version] linux[version]-headers linux[version]-extramodules
{{UserCmd|command=sudo pacman -R linux[version] linux[version]-headers linux[version]-extramodules}}




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As with most Linux commands that can be entered into the Terminal, typing the command followed by either '''-h''' or '''--help''' will print out the usage & available options to the Terminal for your reference. Here is the output of the '''mhwd-kernel -h''' command:
As with most Linux commands that can be entered into the Terminal, typing the command followed by either '''-h''' or '''--help''' will print out the usage & available options to the Terminal for your reference. Here is the output of the '''mhwd-kernel -h''' command:


  [handy@jarmano ~]$ mhwd-kernel -h
  {{UserCmdOutput|command=mhwd-kernel -h|result=<pre>
Usage: mhwd-kernel [option]
Usage: mhwd-kernel [option]
     -h  --help              Show this help message
     -h  --help              Show this help message
     -i  --install          Install a new kernel        [kernel(s)] [optional: rmc = remove current kernel]
     -i  --install          Install a new kernel        [kernel(s)] [optional: rmc = remove current kernel]
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     -li --listinstalled    List installed kernels
     -li --listinstalled    List installed kernels
     -r  --remove            Remove a kernel            [kernel(s)]
     -r  --remove            Remove a kernel            [kernel(s)]
<br clear="all">
</pre>}}
 


= Selecting Kernels =
= Selecting Kernels =
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[[file:kernel_select.png|thumb|left|375px]]
[[file:kernel_select.png|thumb|left|375px]]


All available kernels installed on your system will be presented upon booting up. GNU GRUB is visible with a couple of options. Choose "Advanced Options for Manjaro Linux" by using the arrow keys on your keyboard and then press <Enter>.  
All available kernels installed on your system will be presented upon booting up. GNU GRUB is visible with a couple of options. Choose "Advanced Options for Manjaro Linux" by using the arrow keys {{key press|Up}} {{key press|Down}} on your keyboard and then {{key press|Enter}}.  


 
On the next screen (as illustrated) are backup copies of each kernel version installed (which will also be automatically removed if or when a kernel version is deleted). To select a kernel, simply use the arrow keys {{key press|Up}} {{key press|Down}} to highlight the desired version, and then press {{key press|Enter}}.
On the next screen (as illustrated) are backup copies of each kernel version installed (which will also be automatically removed if or when a kernel version is deleted). To select a kernel, simply use the arrow keys to highlight the desired version, and then press <Enter>.


<br clear="all"/>
<br clear="all"/>


=See also=
[https://wiki.manjaro.org/index.php?title=Mhwd-kern.sh MHWD-kern - a lightweight kernel wizard]


[[Category:Contents Page{{#translation:}}]]
[[Category:Contents Page{{#translation:}}]]
[[Category:Kernel{{#translation:}}]]
[[Category:Kernel{{#translation:}}]]
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