diff --git a/administrator/components/com_installer/views/update/view.html.php b/administrator/components/com_installer/views/update/view.html.php
index d5ee00be10ab1..599351fecc7ca 100644
--- a/administrator/components/com_installer/views/update/view.html.php
+++ b/administrator/components/com_installer/views/update/view.html.php
@@ -64,7 +64,7 @@ public function display($tpl = null)
 
 		if (count($this->items) > 0)
 		{
-			JFactory::getApplication()->enqueueMessage(JText::_('COM_INSTALLER_MSG_WARNINGS_UPDATE_NOTICE'), 'notice');
+			JFactory::getApplication()->enqueueMessage(JText::_('COM_INSTALLER_MSG_WARNINGS_UPDATE_NOTICE'), 'warning');
 		}
 
 		parent::display($tpl);
diff --git a/administrator/components/com_joomlaupdate/views/default/view.html.php b/administrator/components/com_joomlaupdate/views/default/view.html.php
index bf818032ed2be..ee6c5eb1f8537 100644
--- a/administrator/components/com_joomlaupdate/views/default/view.html.php
+++ b/administrator/components/com_joomlaupdate/views/default/view.html.php
@@ -88,7 +88,7 @@ public function display($tpl = null)
 		if (!is_null($this->updateInfo['object']))
 		{
 			// Show the message if an update is found.
-			JFactory::getApplication()->enqueueMessage(JText::_('COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATE_NOTICE'), 'notice');
+			JFactory::getApplication()->enqueueMessage(JText::_('COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATE_NOTICE'), 'warning');
 		}
 
 		$this->ftpFieldsDisplay = $this->ftp['enabled'] ? '' : 'style = "display: none"';
diff --git a/administrator/language/en-GB/en-GB.com_installer.ini b/administrator/language/en-GB/en-GB.com_installer.ini
index 57855ee634346..543ee5017abce 100644
--- a/administrator/language/en-GB/en-GB.com_installer.ini
+++ b/administrator/language/en-GB/en-GB.com_installer.ini
@@ -177,7 +177,7 @@ COM_INSTALLER_MSG_WARNINGS_SMALLPOSTSIZE="Small PHP maximum POST size."
 COM_INSTALLER_MSG_WARNINGS_SMALLPOSTSIZEDESC="The maximum POST size sets the most amount of data that can be sent via POST to the server. This includes form submissions for articles, media (images, videos) and packages. This value is less than 8MB which may impact on uploading large packages. This is set in the php.ini under post_max_size."
 COM_INSTALLER_MSG_WARNINGS_SMALLUPLOADSIZE="Maximum PHP file upload size is too small: This is set in php.ini in both upload_max_filesize and post_max_size settings of your PHP settings (located in php.ini and/or .htaccess file)."
 COM_INSTALLER_MSG_WARNINGS_SMALLUPLOADSIZEDESC="The maximum file size for uploads is set to less than 8MB which may impact on uploading large packages."
-COM_INSTALLER_MSG_WARNINGS_UPDATE_NOTICE="Before updating ensure that the update is compatible with your Joomla! installation."
+COM_INSTALLER_MSG_WARNINGS_UPDATE_NOTICE="Before updating ensure that the update is compatible with your Joomla! installation. <br>You are strongly advised to make a <strong>backup</strong> of your installation before you start updating."
 COM_INSTALLER_MSG_WARNINGS_UPLOADBIGGERTHANPOST="PHP Upload Size bigger than POST size."
 COM_INSTALLER_MSG_WARNINGS_UPLOADBIGGERTHANPOSTDESC="The value of the upload_max_filesize in the php.ini file is greater than the post_max_size variable. The post_max_size variable will take precedence and block requests larger than it. This is generally a server misconfiguration when trying to increase upload sizes. Please increase the upload_max_filesize to at least match the post_max_size variable or vice versa."
 COM_INSTALLER_N_EXTENSIONS_PUBLISHED="%d extensions enabled."
diff --git a/administrator/language/en-GB/en-GB.com_joomlaupdate.ini b/administrator/language/en-GB/en-GB.com_joomlaupdate.ini
index fe42f2da9cb00..58f9e9382ba99 100644
--- a/administrator/language/en-GB/en-GB.com_joomlaupdate.ini
+++ b/administrator/language/en-GB/en-GB.com_joomlaupdate.ini
@@ -58,7 +58,7 @@ COM_JOOMLAUPDATE_VIEW_DEFAULT_PACKAGE="Update package URL"
 COM_JOOMLAUPDATE_VIEW_DEFAULT_PACKAGE_REINSTALL="Reinstall package URL"
 COM_JOOMLAUPDATE_VIEW_DEFAULT_TAB_ONLINE="Live Update"
 COM_JOOMLAUPDATE_VIEW_DEFAULT_TAB_UPLOAD="Upload & Update"
-COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATE_NOTICE="Before you update Joomla, ensure that the installed extensions are available for the new Joomla version."
+COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATE_NOTICE="Before you update Joomla, ensure that the installed extensions are available for the new Joomla version. <br>You are strongly advised to make a <strong>backup</strong> of your installation before you start updating."
 COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATEFOUND="A Joomla update was found."
 COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATES_INFO_CUSTOM="You are on the &quot;%s&quot; update channel. This is not an official Joomla update channel."
 COM_JOOMLAUPDATE_VIEW_DEFAULT_UPDATES_INFO_DEFAULT="You are on the &quot;%s&quot; update channel. Through this channel you'll receive notifications for all updates of the current Joomla release (3.x)"