diff --git a/blocks/section_links/lang/en/block_section_links.php b/blocks/section_links/lang/en/block_section_links.php
index adb679bac4b..ebdcd6d647b 100644
--- a/blocks/section_links/lang/en/block_section_links.php
+++ b/blocks/section_links/lang/en/block_section_links.php
@@ -35,5 +35,5 @@ $string['numsections2_help'] = 'Once the number of sections in the course reache
 $string['pluginname'] = 'Section links';
 $string['section_links:addinstance'] = 'Add a new section links block';
 $string['showsectionname'] = 'Display section name';
-$string['showsectionname_help'] = 'Display section name in addition to section number';
+$string['showsectionname_help'] = 'If set to "yes", only the section name is shown, if set to "no", only the section number is shown.';
 $string['privacy:metadata'] = 'The Section links block only shows data stored in other locations.';
diff --git a/blocks/section_links/renderer.php b/blocks/section_links/renderer.php
index 632a37a2ccb..4b625a0851a 100644
--- a/blocks/section_links/renderer.php
+++ b/blocks/section_links/renderer.php
@@ -43,16 +43,17 @@ class block_section_links_renderer extends plugin_renderer_base {
      */
     public function render_section_links(stdClass $course, array $sections, $jumptosection = false, $showsectionname = false) {
         $olparams = $showsectionname ? ['class' => 'unlist'] : ['class' => 'inline-list'];
+        $liparams = $showsectionname ? ['class' => 'mb-2'] : [];
         $html = html_writer::start_tag('ol', $olparams);
         foreach ($sections as $section) {
             $attributes = array();
             if (!$section->visible) {
                 $attributes['class'] = 'dimmed';
             }
-            $html .= html_writer::start_tag('li');
+            $html .= html_writer::start_tag('li', $liparams);
             $sectiontext = $section->section;
             if ($showsectionname) {
-                $sectiontext .= ': ' . $section->name;
+                $sectiontext = $section->name;
             }
             if ($section->highlight) {
                 $sectiontext = html_writer::tag('strong', $sectiontext);
diff --git a/blocks/section_links/settings.php b/blocks/section_links/settings.php
index ef18237c5d0..cf7f5bf223b 100644
--- a/blocks/section_links/settings.php
+++ b/blocks/section_links/settings.php
@@ -49,8 +49,10 @@ if ($ADMIN->fulltree) {
                             $selected[$i][1], $increments));
     }
 
-    $settings->add(new admin_setting_configcheckbox('block_section_links/showsectionname',
+    $settings->add(
+        new admin_setting_configcheckbox('block_section_links/showsectionname',
         get_string('showsectionname', 'block_section_links'),
         get_string('showsectionname_help', 'block_section_links'),
-        0));
-}
\ No newline at end of file
+        1),
+    );
+}
diff --git a/blocks/section_links/tests/behat/block_section_links_course.feature b/blocks/section_links/tests/behat/block_section_links_course.feature
index d495dedeca6..76cad1c464b 100644
--- a/blocks/section_links/tests/behat/block_section_links_course.feature
+++ b/blocks/section_links/tests/behat/block_section_links_course.feature
@@ -17,22 +17,21 @@ Feature: The section links block allows users to quickly navigate around a moodl
     And the following "activities" exist:
       | activity   | name              | intro          | course | section | idnumber | assignsubmission_file_enabled |
       | assign     | Test assignment 1 | Offline text   | C1     | 5       | assign1  | 0                             |
+    And the following config values are set as admin:
+      | showsectionname | 0 | block_section_links |
+      | unaddableblocks |   | theme_boost         |
     And I log in as "teacher1"
     And I am on "Course 1" course homepage with editing mode on
 
   Scenario: Add the section links block to a course.
-    Given the following config values are set as admin:
-      | unaddableblocks | | theme_boost|
-    And I add the "Section links" block
+    Given I add the "Section links" block
     And I turn editing mode off
     And I should see "5" in the "Section links" "block"
     When I follow "5"
     Then I should see "Test assignment 1"
 
   Scenario: Add the section links block to a course and limit the sections displayed.
-    Given the following config values are set as admin:
-      | unaddableblocks | | theme_boost|
-    And I add the "Section links" block
+    Given I add the "Section links" block
     And I configure the "Section links" block
     And I set the following fields to these values:
       | config_numsections1 | 5 |
@@ -46,9 +45,7 @@ Feature: The section links block allows users to quickly navigate around a moodl
     Then I should see "Test assignment 1"
 
   Scenario: Add the section links block to a course and limit the sections displayed using the alternative number of sections.
-    Given the following config values are set as admin:
-      | unaddableblocks | | theme_boost|
-    And I add the "Section links" block
+    Given I add the "Section links" block
     And I configure the "Section links" block
     And I set the following fields to these values:
       | config_numsections1 | 5 |
diff --git a/blocks/section_links/tests/behat/show_section_name.feature b/blocks/section_links/tests/behat/show_section_name.feature
index e78fb49efcd..de80fdbbceb 100644
--- a/blocks/section_links/tests/behat/show_section_name.feature
+++ b/blocks/section_links/tests/behat/show_section_name.feature
@@ -29,8 +29,9 @@ Feature: The Section links block can be configured to display section name in ad
 
   Scenario: Student can see section name under the Section links block
     When I am on the "Course 1" course page logged in as student1
-    Then I should see "7: Section 7" in the "Section links" "block"
-    And I follow "7: Section 7"
+    Then I should see "Section 7" in the "Section links" "block"
+    And I should not see "7: Section 7" in the "Section links" "block"
+    And I follow "Section 7"
     And I should see "First assignment"
 
   Scenario: Teacher can configure existing Section links block to display section number or section name
@@ -41,6 +42,7 @@ Feature: The Section links block can be configured to display section name in ad
       | Display section name | No |
     And I click on "Save changes" "button"
     Then I should not see "7: Section 7" in the "Section links" "block"
+    And I should not see "Section 7" in the "Section links" "block"
     And I should see "7" in the "Section links" "block"
     And I follow "7"
     And I should see "First assignment"
diff --git a/course/tests/behat/course_controls.feature b/course/tests/behat/course_controls.feature
index ca761481434..9fe14b83f39 100644
--- a/course/tests/behat/course_controls.feature
+++ b/course/tests/behat/course_controls.feature
@@ -70,7 +70,8 @@ Feature: Course activity controls works as expected
     And I am on the "C1 > Section 1" "course > section" page
     And <belowpage> "section" should not exist
     And the following config values are set as admin:
-      | unaddableblocks | | theme_boost|
+      | showsectionname | 0 | block_section_links |
+      | unaddableblocks |   | theme_boost         |
     And I add the "Section links" block
     And <belowpage> "section" should not exist
     And I should see "1 2 3 4 5" in the "Section links" "block"
@@ -135,7 +136,8 @@ Feature: Course activity controls works as expected
     And I show section "1"
     And section "1" should be visible
     And the following config values are set as admin:
-      | unaddableblocks | | theme_boost|
+      | showsectionname | 0 | block_section_links |
+      | unaddableblocks |   | theme_boost         |
     And I add the "Section links" block
     And I should see "1 2 3 4 5" in the "Section links" "block"
     And I click on "2" "link" in the "Section links" "block"