In Ubuntu 12.04 and newer, hibernation has been disabled by default in policykit. How can I enable this back?
10 Answers
If this answer does not work in Ubuntu 13.10, see here for an alternative answer
Hibernation was disabled on 12.04 for machines that are not certified with Ubuntu.
In order to enable hibernation you need to test whether it works correctly by running sudo pm-hibernate
in a terminal. The system will try to hibernate. If you are able to start the system again then you are more or less safe to add an override.
To do so, start editing:
sudo nano /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
Fill it with this:
[Re-enable hibernate by default]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
Or in 14.04 and later:
[Re-enable hibernate by default for login1]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate
ResultActive=yes
[Re-enable hibernate for multiple users by default in logind]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate-multiple-sessions
ResultActive=yes
Save by pressing Ctrl-O then enter and then exit nano by pressing Ctrl-X.
Restart and hibernation is back!
Or run killall unity-panel-service
to just reset the menu.
Some users will then need to run sudo update-grub
to get the hibernate option to be available in the power menu. Some users may also have to at least log out then log in to get it to appear in the (upper right) power menu.
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1This solution also works in GNOME shell 3.4 with the "Alternative Status Menu" extension. – Robert Wohlfarth Sep 18 '12 at 23:58
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I tried this in Ubuntu 12.10 but it didn't work (using gnome not unity). Any ideas? – shaneonabike Nov 29 '12 at 02:01
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I found a solution that worked super well here: http://www.krank.se/?p=373 in order for this to appear in the menu for Gnome 3.6 – shaneonabike Dec 03 '12 at 17:51
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Didn't work for me on 12.10. Had to delete this file to start Ubuntu or it would get stuck with "Checking battery state...". – Salman Apr 24 '13 at 15:05
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Weird.
sudo pm-hibernate
does absolutely nothing for me. It just prints a newline character and goes back to my bash prompt. – Ajedi32 Jun 14 '13 at 20:11 -
1@cuda.geek yep, not gonna bother with the whole gui thing anymore, typing this little command is faster (even faster with alias...) :) – Aditya M P Aug 05 '13 at 07:58
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15Really? Is this the user friendlier version of changing such a simple setting? It's getting uglier every day... – Esteban Aug 15 '13 at 03:12
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reboot is not necessary, log-out and log-in does the work. can safely say that for 13.04 – Bleeding Fingers Aug 26 '13 at 17:16
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Enabling a setting that will cause many people grief need not be user friendly. Particularly when it's as easy as following the instructions above. People who can't use google or command line should not be able to do it. Ideally the function could be fixed so it works more consistently before it reintroduced as default – nhorning Sep 15 '13 at 09:41
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8I don't think that was Esteban's point. It shouldn't require arcane magic to enable hibernate. Think of something in the /etc/default directory where you change one line from enable_hibernate="false" to enable_hibernate="true". Think of having a system->settings dialog that just lets you turn it on with a warning "this may not work, your machine may not wake up properly." – Scott Marlowe Nov 15 '13 at 05:50
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what's the difference between this answer and modifying the already-existent entries in
/var/lib/polkit-1/localauthority/10-vendor.d/com.ubuntu.desktop.pkla
to "yes"? – amc May 26 '14 at 01:13 -
1For this to work on my Ubuntu 14.01 ttyl, I had to use Action value as org.freedesktop.login1.hibernate [Ref: https://bugs.launchpad.net/ubuntu/+source/lxsession/+bug/1300798] – Hamman Samuel Jul 30 '14 at 13:24
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1It doesn't work for me in *Ubuntu 15.04*, I tried the menu reset, the laptop reset, but hibernation option in the menu doesn't appear. But this one: http://askubuntu.com/a/487282/260677 does work for me, so for those, who has an issue with the original solution, please, consider trying this one too. – Mike May 14 '15 at 11:20
First you need to test your machine supports hibernation. Test it with the command:
sudo pm-hibernate # if not found install with "apt install pm-utils"
# or for newer Ubuntus above 17.04
sudo systemctl hibernate
Ubuntu 16.04 and above
For enabling in the interface you'll need to run sudo nano /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
and fill with:
[Re-enable hibernate by default in upower]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
[Re-enable hibernate by default in logind]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate;org.freedesktop.login1.hibernate-multiple-sessions
ResultActive=yes
Ubuntu 14.04 and 15.04
For enabling in the interface you'll need to run sudo nano /etc/polkit-1/localauthority.conf.d/52-enable-hibernation.conf
for Ubuntu 14.04 and 15.04 and fill with:
[Re-enable hibernate by default]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
[Re-enable hibernate by default for login1]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate;org.freedesktop.login1.hibernate-multiple-sessions
ResultActive=yes
It has several stanzas as you might have multiple users (so that is doesn´t depend of multiple-users or upower as manager instead of login1)
p.s.: official documentation https://help.ubuntu.com/16.04/ubuntu-help/power-hibernate.html

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1It worked for me on *Ubuntu 15.04*, while the original accepted answer does not. – Mike May 14 '15 at 11:24
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@MikeB. This worked because since Ubuntu 15.04, the core Ubuntu system starts using systemd- a newer replacement for the old upstart. The last section in the above code having "logind" is for systemd based systems. Hope this sheds some light to your situation. :D – x__x Nov 07 '15 at 20:42
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Worked for me on ubuntu 16.04. only issue was permission denied error which i solved using
sudo
. – Sandeep Jun 05 '16 at 16:31 -
The first step
sudo pm-hibernate
results incommand not found
. I also triedsudo apt install sudo pm-hibernate
, which also isn't available. This is version Ubuntu 16.04. – L. D. James Sep 29 '16 at 18:19 -
Your answer should appear at the top of the list, even though it has fewer votes it is more meaningful to visitors using today's software. – WinEunuuchs2Unix Nov 22 '16 at 01:03
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I am running 18.04.
sudo pm-hibernate
works on cmd line.sudo systemctl hibernate
does not. The menu option seems to use the latter, not the former. How can I force it to usepm-hibernate
? – Stewart Oct 13 '18 at 13:59
Additionally, for those who want to disable the suspend button (for various reasons), proceed analogously...
Choose any file name, but this is one is verbose/convention:
sudoedit /etc/polkit-1/localauthority/50-local.d/com.ubuntu.disable-suspend.pkla
Fill it with this:
[Disable suspend by default]
Identity=unix-user:*
Action=org.freedesktop.upower.suspend
ResultActive=no
Ctrl+O, Enter, Ctrl+X
No need to restart, it should be gone as soon as you go into the shutdown menu.

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1No, this should be
ResultActive=no
. The answer specifies that this to disable suspend. – Michael Mior Jun 11 '14 at 18:00
One more thing:
When you want to add the hibernation option to XFCE's panel, you have to right-click your name (topright) and select properties
.
After that a screen pops up:
Make sure, you check Hibernate like I did.

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First, I do recommend that you test if your laptop supports hibernation, because the reason why hibernation is disabled by default is because it sometimes has fatal results on some machines. Test your machine by
Ctrl+Alt+T and then sudo pm-hibernate
Your machine should hibernate. Wake your machine up after hibernation and observe if it misbehaves or if it acts normally. If you experience any abnormality after the hibernation, then I advise you don't continue with the following procedure. However, if it works just fine, continue to activate hibernation by
sudo gedit /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
Edit the opened file and add this lines:
[Re-enable hibernation]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
After this, restart your machine, and upon login, you should see a hibernation option on the top right settings corner.

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Enabling hibernation with a script
I have translated above answers to bash
scripts. This makes installation on multiple machines less tiresome.
Script enable-hibernate
:
#!/usr/bin/env bash
# https://askubuntu.com/a/94963/164341
cat << '_EOF_' |sudo tee /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
[Enable Hibernate]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
_EOF_
clear
echo
echo 'Hibernate enabled.'
echo
Script disable-suspend
:
#!/usr/bin/env bash
# https://askubuntu.com/a/154821/164341
cat << '_EOF_' |sudo tee /etc/polkit-1/localauthority/50-local.d/com.ubuntu.disable-suspend.pkla
[Disable suspend by default]
Identity=unix-user:*
Action=org.freedesktop.upower.suspend
ResultActive=no
_EOF_
clear
echo
echo 'Suspend disabled.'
echo
Note: Do not forget to chmod +x
both scripts to make them executable.

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If the response with /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
does not work as in my case, don't forget to delete the file by:
sudo rm /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
And try to use TuxOnIce.
First ensure you have enough of swap. It should be the same size or bigger as the amount of your RAM. Use command
free
rule Swap > Mem. If this is not the case, enlarge your swap size. Then install TuxOnIce by
sudo add-apt-repository ppa:tuxonice/ppa
sudo apt-get update
sudo apt-get install tuxonice-userui linux-generic-tuxonice linux-headers-generic-tuxonice
Then you can try to do a hibernate test run by:
sudo pm-hibernate
Do not forget to save your work before you do it.
If all went fine, your computer will switch off. After switching it on, you will get your desktop in the state you left in it before hibernation.

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tuxonice works also for me, while Ubuntu 14.04 native hibernation fails for some reason! – Leszek May 24 '14 at 14:55
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A simple command which does the exact same thing as the accepted answer except non-interactively:
cat <<EOF | sudo tee /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
[Re-enable hibernate by default]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
EOF

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In 12.04, I successfully enabled hibernate option in the indicator menu to hibernate. But Still I wasn't able to successfully resume from hibernate. I did follow these steps to fix this problem:
Enable Hibernate in 12.04
To enable Hibernate, I followed this answer from Dima.
After enabling hibernate, I could hibernate. But the problem is, I can't successfully resume from hibernate. Any time I start my PC from hibernate, it boots like a normal boot. So, I had to do these things to be able to resume from hibernate.
The fixes to be able to resume from hibernate
There is two way to fix this.
1. Editing the /etc/initramfs-tools/conf.d/resume
file
First get the UUID of the swap partition.
sudo blkid | grep swap
This will output a line similar to this:
/dev/sda12: UUID="a14f3380-810e-49a7-b42e-72169e66c432" TYPE="swap"
The actually line will not match with this. Copy the value of UUID in between
"..."
double quote.Open the resume file
gksudo gedit /etc/initramfs-tools/conf.d/resume
And in that file, add a line like this
RESUME=UUID=a14f3380-810e-49a7-b42e-72169e66c432
Don't forget to replace the actual UUID value you get from step 1. Save the file and exit gedit
Then in terminal, execute this command
sudo update-initramfs -u
You will now be able to resume from hibernation
2. Editing the /etc/default/grub
file.
Open a terminal and execute the below command to open it
gksudo gedit /etc/default/grub
There will be a line like
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
. Edit the line to insertRESUME=UUID=<your-uuid-value-here>
after the wordsplash
.For example in my case, the line looks like this after editing
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=a14f3380-810e-49a7-b42e-72169e66c432"
Make sure, you used your UUID value you get from
sudo blkid | grep swap
command.Then do this command
sudo update-grub
This also enable you to successfully get resumed from hibernate.
Tested on two Ubuntu installation, both worked
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file this as a seperate question & answer. As people may search for "fail to resume from suspend" and not find your excellent write up. – Dima Oct 04 '12 at 08:44
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After your suggestion, I created this self-answered question http://askubuntu.com/questions/196364/i-have-enabled-hibernate-but-it-isnt-working-what-can-i-do – Anwar Sep 11 '16 at 08:19
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this worked for me (option #2) in Ubuntu 18.04 also, Thanks !! – Prashant Adlinge Feb 20 '21 at 16:34
I have Ubuntu Gnome 17.04 amd64 on my notebook. I did the following to enable hibernation:
$ sudo apt-get install hibernate
(source)
This installed also libx86-1
uswsusp
vbetool
Then I could successfully hibernate with sudo systemctl hibernate
. There is no pm-hibernate
executable in my path.
$ sudo nano /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla
Inserted: (source)
[Re-enable hibernate by default in upower]
Identity=unix-user:*
Action=org.freedesktop.upower.hibernate
ResultActive=yes
[Re-enable hibernate by default in logind]
Identity=unix-user:*
Action=org.freedesktop.login1.hibernate;org.freedesktop.login1.handle-hibernate-key;org.freedesktop.login1;org.freedesktop.login1.hibernate-multiple-sessions;org.freedesktop.login1.hibernate-ignore-inhibit
ResultActive=yes
Installed https://extensions.gnome.org/extension/755/hibernate-status-button/

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btrfs
partition is used. See here http://askubuntu.com/questions/768136/how-can-i-hibernate-on-ubuntu-16-04 – Anwar Sep 11 '16 at 08:31