diff --git a/blocks/admin_tree/lang/en/block_admin_tree.php b/blocks/admin_tree/lang/en/block_admin_tree.php
index 7563d1be24f..1abe5d098f9 100644
--- a/blocks/admin_tree/lang/en/block_admin_tree.php
+++ b/blocks/admin_tree/lang/en/block_admin_tree.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Site Administration';
+$string['pluginname'] = 'Site administration';
diff --git a/blocks/blog_menu/lang/en/block_blog_menu.php b/blocks/blog_menu/lang/en/block_blog_menu.php
index d24fe5023a5..9a715dc9f0a 100644
--- a/blocks/blog_menu/lang/en/block_blog_menu.php
+++ b/blocks/blog_menu/lang/en/block_blog_menu.php
@@ -23,5 +23,5 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Blog Menu';
+$string['pluginname'] = 'Blog menu';
 
diff --git a/blocks/blog_tags/lang/en/block_blog_tags.php b/blocks/blog_tags/lang/en/block_blog_tags.php
index 65f6df4f079..f271d372d2e 100644
--- a/blocks/blog_tags/lang/en/block_blog_tags.php
+++ b/blocks/blog_tags/lang/en/block_blog_tags.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Blog Tags';
+$string['pluginname'] = 'Blog tags';
diff --git a/blocks/calendar_upcoming/lang/en/block_calendar_upcoming.php b/blocks/calendar_upcoming/lang/en/block_calendar_upcoming.php
index 2ef0aaad688..4d33bd945e5 100644
--- a/blocks/calendar_upcoming/lang/en/block_calendar_upcoming.php
+++ b/blocks/calendar_upcoming/lang/en/block_calendar_upcoming.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Upcoming Events';
+$string['pluginname'] = 'Upcoming events';
diff --git a/blocks/course_list/lang/en/block_course_list.php b/blocks/course_list/lang/en/block_course_list.php
index 854332ed507..a30a5c01fe9 100644
--- a/blocks/course_list/lang/en/block_course_list.php
+++ b/blocks/course_list/lang/en/block_course_list.php
@@ -29,4 +29,4 @@ $string['configadminview'] = 'What should the admin see in the course list block
 $string['confighideallcourseslink'] = 'Hide "All courses" link at the bottom of the block. Link hiding does not affects Admin\'s view';
 $string['hideallcourseslink'] = 'Hide All courses link';
 $string['owncourses'] = 'Admin user sees own courses';
-$string['pluginname'] = 'Course List';
+$string['pluginname'] = 'Course list';
diff --git a/blocks/course_summary/lang/en/block_course_summary.php b/blocks/course_summary/lang/en/block_course_summary.php
index 3b7809a4e19..ca2b53b92c2 100644
--- a/blocks/course_summary/lang/en/block_course_summary.php
+++ b/blocks/course_summary/lang/en/block_course_summary.php
@@ -23,5 +23,5 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['coursesummary'] = 'Course Summary';
-$string['pluginname'] = 'Course/Site Description';
+$string['coursesummary'] = 'Course summary';
+$string['pluginname'] = 'Course/Site description';
diff --git a/blocks/glossary_random/lang/en/block_glossary_random.php b/blocks/glossary_random/lang/en/block_glossary_random.php
index 6abe07d2a63..efcb980200f 100644
--- a/blocks/glossary_random/lang/en/block_glossary_random.php
+++ b/blocks/glossary_random/lang/en/block_glossary_random.php
@@ -34,7 +34,7 @@ $string['nextone'] = 'Next entry';
 $string['noentriesyet'] = 'There are no entries yet in the chosen glossary.';
 $string['notyetconfigured'] = 'Please configure this block using the edit icon.';
 $string['notyetglossary'] = 'You need to have at least one glossary to choose.';
-$string['pluginname'] = 'Random Glossary Entry';
+$string['pluginname'] = 'Random glossary entry';
 $string['random'] = 'Random entry';
 $string['refresh'] = 'Days before a new entry is chosen';
 $string['select_glossary'] = 'Take entries from this glossary';
diff --git a/blocks/html/lang/en/block_html.php b/blocks/html/lang/en/block_html.php
index 493fe12e3ef..91f0811dc05 100644
--- a/blocks/html/lang/en/block_html.php
+++ b/blocks/html/lang/en/block_html.php
@@ -24,7 +24,7 @@
  */
 
 $string['configcontent'] = 'Content';
-$string['configtitle'] = 'Block Title';
+$string['configtitle'] = 'Block title';
 $string['leaveblanktohide'] = 'leave blank to hide the title';
 $string['newhtmlblock'] = '(new HTML block)';
 $string['pluginname'] = 'HTML';
diff --git a/blocks/mnet_hosts/lang/en/block_mnet_hosts.php b/blocks/mnet_hosts/lang/en/block_mnet_hosts.php
index 90db4896871..6c09db5660d 100644
--- a/blocks/mnet_hosts/lang/en/block_mnet_hosts.php
+++ b/blocks/mnet_hosts/lang/en/block_mnet_hosts.php
@@ -23,5 +23,5 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Network Servers';
+$string['pluginname'] = 'Network servers';
 $string['server'] = 'Server';
diff --git a/blocks/news_items/lang/en/block_news_items.php b/blocks/news_items/lang/en/block_news_items.php
index b61f6d09ad7..d13568af953 100644
--- a/blocks/news_items/lang/en/block_news_items.php
+++ b/blocks/news_items/lang/en/block_news_items.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Latest News';
+$string['pluginname'] = 'Latest news';
diff --git a/blocks/online_users/lang/en/block_online_users.php b/blocks/online_users/lang/en/block_online_users.php
index 4399d7b22c3..360ef48fa38 100644
--- a/blocks/online_users/lang/en/block_online_users.php
+++ b/blocks/online_users/lang/en/block_online_users.php
@@ -26,5 +26,5 @@
 $string['configtimetosee'] = 'Number of minutes determining the period of inactivity after which a user is no longer considered to be online.';
 $string['online_users:viewlist'] = 'View list of online users';
 $string['periodnminutes'] = 'last {$a} minutes';
-$string['pluginname'] = 'Online Users';
+$string['pluginname'] = 'Online users';
 $string['timetosee'] = 'Remove after inactivity (minutes)';
diff --git a/blocks/quiz_results/lang/en/block_quiz_results.php b/blocks/quiz_results/lang/en/block_quiz_results.php
index 2c9b9f1be23..7ae20a3156d 100644
--- a/blocks/quiz_results/lang/en/block_quiz_results.php
+++ b/blocks/quiz_results/lang/en/block_quiz_results.php
@@ -44,7 +44,7 @@ $string['config_use_groups'] = 'Show groups instead of students (only if the qui
 $string['error_emptyquizid'] = 'There is an error right now with this block: you need to select which quiz it should display results from.';
 $string['error_emptyquizrecord'] = 'There is an error right now with this block: the selected quiz does not seem to exist in the database.';
 $string['error_nogroupsexist'] = 'There is an error right now with this block: it is set to display grades in group mode, but the course has no defined groups.';
-$string['pluginname'] = 'Quiz Results';
+$string['pluginname'] = 'Quiz results';
 $string['worstgrade'] = 'The lowest grade:';
 $string['worstgrades'] = 'The {$a} lowest grades:';
 $string['worstgroupgrade'] = 'The group with the lowest average:';
diff --git a/blocks/recent_activity/lang/en/block_recent_activity.php b/blocks/recent_activity/lang/en/block_recent_activity.php
index e5e8d6bdf65..9284efd5297 100644
--- a/blocks/recent_activity/lang/en/block_recent_activity.php
+++ b/blocks/recent_activity/lang/en/block_recent_activity.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Recent Activity';
+$string['pluginname'] = 'Recent activity';
diff --git a/blocks/rss_client/lang/en/block_rss_client.php b/blocks/rss_client/lang/en/block_rss_client.php
index 67377de45ae..c85671a99f9 100755
--- a/blocks/rss_client/lang/en/block_rss_client.php
+++ b/blocks/rss_client/lang/en/block_rss_client.php
@@ -60,7 +60,7 @@ $string['managefeeds'] = 'Manage all my feeds';
 $string['nofeeds'] = 'There are no RSS feeds defined for this site.';
 $string['numentries'] = 'Entries per feed';
 $string['pickfeed'] = 'Pick a news feed';
-$string['pluginname'] = 'RSS Client';
+$string['pluginname'] = 'RSS client';
 $string['remotenewsfeed'] = 'Remote News Feed';
 $string['rss_client:createprivatefeeds'] = 'Create private RSS feeds';
 $string['rss_client:createsharedfeeds'] = 'Create shared RSS feeds';
diff --git a/blocks/search/lang/en/block_search.php b/blocks/search/lang/en/block_search.php
index c6cf6024274..a71c23580fb 100644
--- a/blocks/search/lang/en/block_search.php
+++ b/blocks/search/lang/en/block_search.php
@@ -41,7 +41,7 @@ $string['modulessearchswitches'] = 'Indexer activation for modules';
 $string['nosearchableblocks'] = 'No searchable blocks';
 $string['nosearchablemodules'] = 'No searchable modules';
 $string['pdfhandling'] = 'Acrobat PDF handling';
-$string['pluginname'] = 'Global Search';
+$string['pluginname'] = 'Global search';
 $string['searchdiscovery'] = 'Searchable items discovery';
 $string['searchmoodle'] = 'Search Moodle';
 $string['usemoodleroot'] = 'Use moodle root for external converters';
diff --git a/blocks/search_forums/lang/en/block_search_forums.php b/blocks/search_forums/lang/en/block_search_forums.php
index 7c12793e17d..d71a51076e4 100644
--- a/blocks/search_forums/lang/en/block_search_forums.php
+++ b/blocks/search_forums/lang/en/block_search_forums.php
@@ -24,4 +24,4 @@
  */
 
 $string['advancedsearch'] = 'Advanced search';
-$string['pluginname'] = 'Search Forums';
+$string['pluginname'] = 'Search forums';
diff --git a/blocks/section_links/lang/en/block_section_links.php b/blocks/section_links/lang/en/block_section_links.php
index 427fe720377..a9c96ca06cf 100644
--- a/blocks/section_links/lang/en/block_section_links.php
+++ b/blocks/section_links/lang/en/block_section_links.php
@@ -31,8 +31,8 @@ $string['jumptocurrenttopic'] = 'Jump to current topic';
 $string['jumptocurrentweek'] = 'Jump to current week';
 $string['numsectionsdesc1'] = 'Once the number of sections in the course reaches this number then the increment by value is used.';
 $string['numsectionsdesc2'] = 'Once the number of sections in the course reaches this number then the Alternative increment by value is used.';
-$string['numsections1'] = 'Number of Sections';
-$string['numsections2'] = 'Alternative Number of Sections';
-$string['pluginname'] = 'Section Links';
+$string['numsections1'] = 'Number of sections';
+$string['numsections2'] = 'Alternative number of sections';
+$string['pluginname'] = 'Section links';
 $string['topics'] = 'Topics';
 $string['weeks'] = 'Weeks';
diff --git a/blocks/site_main_menu/lang/en/block_site_main_menu.php b/blocks/site_main_menu/lang/en/block_site_main_menu.php
index a8ea6894990..f4c92fc9e1e 100644
--- a/blocks/site_main_menu/lang/en/block_site_main_menu.php
+++ b/blocks/site_main_menu/lang/en/block_site_main_menu.php
@@ -23,5 +23,5 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Main Menu';
+$string['pluginname'] = 'Main menu';
 
diff --git a/blocks/social_activities/lang/en/block_social_activities.php b/blocks/social_activities/lang/en/block_social_activities.php
index e18e75dd651..16d91eeecbd 100644
--- a/blocks/social_activities/lang/en/block_social_activities.php
+++ b/blocks/social_activities/lang/en/block_social_activities.php
@@ -23,4 +23,4 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['pluginname'] = 'Social Activities';
+$string['pluginname'] = 'Social activities';
diff --git a/blocks/tag_flickr/lang/en/block_tag_flickr.php b/blocks/tag_flickr/lang/en/block_tag_flickr.php
index d348411902b..76f8e8a5eb3 100644
--- a/blocks/tag_flickr/lang/en/block_tag_flickr.php
+++ b/blocks/tag_flickr/lang/en/block_tag_flickr.php
@@ -24,10 +24,10 @@
  */
 
 $string['configtitle'] = 'Title';
-$string['date-posted-asc'] = 'Date Posted ASC';
-$string['date-posted-desc'] = 'Date Posted DESC';
-$string['date-taken-asc'] = 'Date Taken ASC';
-$string['date-taken-desc'] = 'Date Taken DESC';
+$string['date-posted-asc'] = 'Date posted ASC';
+$string['date-posted-desc'] = 'Date posted DESC';
+$string['date-taken-asc'] = 'Date taken ASC';
+$string['date-taken-desc'] = 'Date taken DESC';
 $string['defaulttile'] = 'Flickr';
 $string['getfromphotoset'] = 'Get photos from photoset with id';
 $string['includerelatedtags'] = 'Include related tags in query';
diff --git a/blocks/tag_youtube/lang/en/block_tag_youtube.php b/blocks/tag_youtube/lang/en/block_tag_youtube.php
index 6f7b097228d..cb1180a3acd 100644
--- a/blocks/tag_youtube/lang/en/block_tag_youtube.php
+++ b/blocks/tag_youtube/lang/en/block_tag_youtube.php
@@ -23,7 +23,7 @@
  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-$string['anycategory'] = 'Any Category';
+$string['anycategory'] = 'Any category';
 $string['autosvehicles'] = 'Autos & Vehicles';
 $string['category'] = 'Category';
 $string['comedy'] = 'Comedy';