diff -r -u a/include/views/configuration.template.edit.php b/include/views/configuration.template.edit.php
--- a/include/views/configuration.template.edit.php	2016-09-30 12:42:56.000000000 +0300
+++ b/include/views/configuration.template.edit.php	2017-03-16 15:53:53.269915676 +0300
@@ -158,6 +158,15 @@
 	$cmbGroups
 ]));
 
+$templatesDiv = new CDiv(array(
+	    new CCheckBox('mass_clear_hosts', $this->data['mass_clear_hosts']),
+	    SPACE,
+	    _('Clear when unlinking')
+	), 'floatleft');
+
+$templatesDiv->setAttribute('id', 'templateDiv');
+$templateList->addRow($templatesDiv);
+
 $templateList->addRow(_('Description'),
 	(new CTextArea('description', $this->data['description']))->setWidth(ZBX_TEXTAREA_STANDARD_WIDTH)
 );
diff -r -u a/include/views/templates.php b/include/views/templates.php
--- a/include/views/templates.php	2016-09-30 12:43:01.000000000 +0300
+++ b/include/views/templates.php	2017-03-16 16:41:45.959365171 +0300
@@ -55,6 +55,7 @@
 	'visiblename'		=> [T_ZBX_STR, O_OPT, null,		null,	'isset({add}) || isset({update})'],
 	'groupid'			=> [T_ZBX_INT, O_OPT, P_SYS,		DB_ID,	null],
 	'twb_groupid'		=> [T_ZBX_INT, O_OPT, P_SYS,		DB_ID,	null],
+	'mass_clear_hosts'	=> [T_ZBX_STR, O_OPT, null,		null,	null],
 	'newgroup'			=> [T_ZBX_STR, O_OPT, null,		null,	null],
 	'description'		=> [T_ZBX_STR, O_OPT, null,		null,	null],
 	'macros'			=> [T_ZBX_STR, O_OPT, P_SYS,		null,	null],
@@ -225,6 +226,13 @@
 			'templated_hosts' => true,
 			'filter' => ['flags' => ZBX_FLAG_DISCOVERY_NORMAL]
 		]);
+		
+		$hostIds = zbx_objectValues($dbHosts, 'hostid');
+		$templateHosts = API::Host()->get([
+			'templateids' => $templateId
+		]);
+		$templateHostsIds = zbx_objectValues($templateHosts, 'hostid');
+		$hostsToDelete = array_diff($templateHostsIds, $hostIds);
 
 		$templateName = getRequest('template_name', '');
 
@@ -252,6 +260,18 @@
 		else {
 			$template['templateid'] = $templateId;
 			$template['templates_clear'] = $templatesClear;
+			
+			if (isset($_REQUEST['mass_clear_hosts'])) {
+				if ($hostsToDelete) {
+					$hosts = [
+						'hosts' => zbx_toObject($hostsToDelete, 'hostid' ),
+						'templates_clear' => array('templateid' => $templateId)
+					];
+					if (!API::Host()->massupdate($hosts)) {
+						throw new Exception();
+					}
+				}
+			}
 
 			$result = API::Template()->update($template);
 
@@ -437,6 +457,7 @@
 		'form' => getRequest('form'),
 		'groupId' => getRequest('groupid', 0),
 		'groupIds' => getRequest('groups', []),
+		'mass_clear_hosts' => getRequest('mass_clear_hosts'),
 		'templateid' => getRequest('templateid', 0),
 		'show_inherited_macros' => getRequest('show_inherited_macros', 0)
 	];