T1771: link to automatic reboot timeout command

docs/configuration/system/option.rst

@@ -23,7 +23,7 @@ General
    Automatically reboot after `timeout` minutes into the previous running
    image, that was used to perform the image upgrade.
 
-   Reboot `timeout` is configurable in minutes. This gives the user the change
+   Reboot `timeout` is configurable in minutes. This gives the user the chance
    to log into the system and perform some analysis before automatic rebooting.
 
    Automatic reboot can be cancelled after login using: :opcmd:`reboot cancel`
@@ -66,17 +66,19 @@ Kernel
 
     The available modes are:
 
-    * ``active`` This is the low-level firmware control mode based on the profile
-      set and the system governor has no effect.
+    * ``active`` This is the low-level firmware control mode based
+      on the profile set and the system governor has no effect.
     * ``passive`` The driver allows the system governor to manage CPU frequency
       while providing available performance states.
-    * ``guided`` The driver allows to set desired performance levels and the firmware
-      selects a performance level in this range and fitting to the current workload.
+    * ``guided`` The driver allows to set desired performance levels
+      and the firmware selects a performance level in this
+      range and fitting to the current workload.
 
     This will add the following two options to the Kernel commandline:
 
-    * ``initcall_blacklist=acpi_cpufreq_init`` Disable default ACPI CPU frequency scale
-    * ``amd_pstate={mode}`` Sets the p-state mode
+    * ``initcall_blacklist=acpi_cpufreq_init`` Disable default ACPI CPU
+      frequency scale.
+    * ``amd_pstate={mode}`` Sets the p-state mode.
 
     .. note:: Setting will only become active with the next reboot!
 
@@ -123,8 +125,8 @@ Keyboard Layout
 ***************
 
 When starting a VyOS live system (the installation CD) the configured keyboard
-layout defaults to US. As this might not suite everyone's use case you can adjust
-the used keyboard layout on the system console.
+layout defaults to US. As this might not suite everyone's use case you can
+adjust the used keyboard layout on the system console.
 
 .. cfgcmd:: set system option keyboard-layout <us | fr | de | fi | no | dk>
 

docs/installation/update.rst

@@ -78,17 +78,27 @@ You can use ``latest`` option. It loads the latest available Rolling release.
 
      vyos@vyos:~$ add system image latest
 
-.. note:: To use the `latest` option the "system update-check url" must be configured 
-   appropriately for the installed release. 
+.. note:: To use the `latest` option the "system update-check url"
+   must be configured
+   appropriately for the installed release.
 
    For updates to the Rolling Release for AMD64, the following URL may be used:
 
    https://raw.githubusercontent.com/vyos/vyos-nightly-build/refs/heads/current/version.json
 
 .. hint:: The most up-do-date Rolling Release for AMD64 can be accessed using
    the following URL from a web browser:
-   
+
    https://vyos.net/get/nightly-builds/
 
-After reboot you might want to verify the version you are running with
+If an Upgrade Fails
+"""""""""""""""""""
+
+If an image upgrade fails, VyOS will automatically reboot after 5 minutes
+using the previously running image. For more information and
+configuration options, see the
+:cfgcmd:`set system option reboot-on-upgrade-failure`
+:ref:`command <system_option>`.
+
+After a successful reboot, verify the VyOS version with
 the :opcmd:`show version` command.