diff --git a/apps/accessibility/l10n/ru.js b/apps/accessibility/l10n/ru.js
index d5eddaf545814e47d23d7a402c7b7889f123c7fa..fc156b073e9a0347598fa11b6e6e0877ea70d71c 100644
--- a/apps/accessibility/l10n/ru.js
+++ b/apps/accessibility/l10n/ru.js
@@ -6,7 +6,7 @@ OC.L10N.register(
     "A dark theme to ease your eyes by reducing the overall luminosity and brightness. It is still under development, so please report any issues you may find." : "Тёмное оформление снижает напряжение глаз за счёт уменьшения общей яркости. Тема находится в разработке. Сообщайте о всех найденных ошибках и недочётах.",
     "High contrast mode" : "Режим высокой контрастности",
     "Enable high contrast mode" : "Включить режим высокой контрастности",
-    "A high contrast mode to ease your navigation. Visual quality will be reduced but clarity will be increased." : "Этот высококонтрастный режим упрощает навигацию по сайту. Качество изображения будет уменьшено за счёт увеличения чёткости.",
+    "A high contrast mode to ease your navigation. Visual quality will be reduced but clarity will be increased." : "Этот высококонтрастный режим облегчает навигацию по сайту. Качество изображения будет уменьшено за счёт увеличения чёткости.",
     "Dyslexia font" : "Шрифт Dyslexia",
     "Enable dyslexia font" : "Использовать шрифт Dyslexia",
     "OpenDyslexic is a free typeface/font designed to mitigate some of the common reading errors caused by dyslexia." : "OpenDyslexic — бесплатный шрифт, который смягчает некоторые распространённые ошибки чтения, вызываемые дислексией.",
diff --git a/apps/accessibility/l10n/ru.json b/apps/accessibility/l10n/ru.json
index 000d13f45cff076d9e5680f2530a208c1e7b176d..e556c4ed1e688da79330023448f3c38940a62f86 100644
--- a/apps/accessibility/l10n/ru.json
+++ b/apps/accessibility/l10n/ru.json
@@ -4,7 +4,7 @@
     "A dark theme to ease your eyes by reducing the overall luminosity and brightness. It is still under development, so please report any issues you may find." : "Тёмное оформление снижает напряжение глаз за счёт уменьшения общей яркости. Тема находится в разработке. Сообщайте о всех найденных ошибках и недочётах.",
     "High contrast mode" : "Режим высокой контрастности",
     "Enable high contrast mode" : "Включить режим высокой контрастности",
-    "A high contrast mode to ease your navigation. Visual quality will be reduced but clarity will be increased." : "Этот высококонтрастный режим упрощает навигацию по сайту. Качество изображения будет уменьшено за счёт увеличения чёткости.",
+    "A high contrast mode to ease your navigation. Visual quality will be reduced but clarity will be increased." : "Этот высококонтрастный режим облегчает навигацию по сайту. Качество изображения будет уменьшено за счёт увеличения чёткости.",
     "Dyslexia font" : "Шрифт Dyslexia",
     "Enable dyslexia font" : "Использовать шрифт Dyslexia",
     "OpenDyslexic is a free typeface/font designed to mitigate some of the common reading errors caused by dyslexia." : "OpenDyslexic — бесплатный шрифт, который смягчает некоторые распространённые ошибки чтения, вызываемые дислексией.",
diff --git a/apps/contactsinteraction/l10n/pt_BR.js b/apps/contactsinteraction/l10n/pt_BR.js
new file mode 100644
index 0000000000000000000000000000000000000000..f7e40321ec93a37c4aaed024fd3ba9bc776cea8e
--- /dev/null
+++ b/apps/contactsinteraction/l10n/pt_BR.js
@@ -0,0 +1,9 @@
+OC.L10N.register(
+    "contactsinteraction",
+    {
+    "Recently contacted" : "Contactados recentemente",
+    "Contacts Interaction" : "Interação de contatos",
+    "Manages interaction between users and contacts" : "Gerenciar interação entre usuários e contatos",
+    "Collect data about user and contacts interactions and provide an address book for the data" : "Coletar dados sobre usuários e interação de contatos e prover um livro de endereços para o dado"
+},
+"nplurals=2; plural=(n > 1);");
diff --git a/apps/contactsinteraction/l10n/pt_BR.json b/apps/contactsinteraction/l10n/pt_BR.json
new file mode 100644
index 0000000000000000000000000000000000000000..da54c144cb561d579c155f0169d01f9728ef6b94
--- /dev/null
+++ b/apps/contactsinteraction/l10n/pt_BR.json
@@ -0,0 +1,7 @@
+{ "translations": {
+    "Recently contacted" : "Contactados recentemente",
+    "Contacts Interaction" : "Interação de contatos",
+    "Manages interaction between users and contacts" : "Gerenciar interação entre usuários e contatos",
+    "Collect data about user and contacts interactions and provide an address book for the data" : "Coletar dados sobre usuários e interação de contatos e prover um livro de endereços para o dado"
+},"pluralForm" :"nplurals=2; plural=(n > 1);"
+}
\ No newline at end of file
diff --git a/apps/dav/l10n/sr.js b/apps/dav/l10n/sr.js
index 5e8fbd18ecc0008363a2f48d1c0874c6a3d98134..db73c28254253704b8913fd75e6785bf6fce2632 100644
--- a/apps/dav/l10n/sr.js
+++ b/apps/dav/l10n/sr.js
@@ -40,6 +40,7 @@ OC.L10N.register(
     "You solved todo {todo} in list {calendar}" : "Маркирали сте подсетник {todo} као готов у листи {calendar}",
     "{actor} reopened todo {todo} in list {calendar}" : "{actor} је поново отворио подсетник {todo} у листи {calendar}",
     "You reopened todo {todo} in list {calendar}" : "Поново сте отворили подсетник {todo}  у листи {calendar}",
+    "Calendar and tasks" : "Календар и задаци",
     "A <strong>calendar</strong> was modified" : "<strong>Календар</strong> је измењен",
     "A calendar <strong>event</strong> was modified" : "<strong>Догађај</strong> из календара је измењен",
     "A calendar <strong>todo</strong> was modified" : "<strong>Подсетник</strong> из календара је измењен",
@@ -64,8 +65,13 @@ OC.L10N.register(
     "%1$s via %2$s" : "%1$s преко %2$s",
     "Invitation canceled" : "Позивница отказана",
     "Invitation updated" : "Позивница ажурирана",
+    "Invitation" : "Позивница",
+    "Title:" : "Наслов:",
+    "Time:" : "Време:",
     "Location:" : "Локација:",
     "Link:" : "Веза:",
+    "Organizer:" : "Организатор:",
+    "Attendees:" : "Присутни:",
     "Accept" : "Прихвати",
     "Decline" : "Одбиј",
     "More options …" : "Још опција…",
diff --git a/apps/dav/l10n/sr.json b/apps/dav/l10n/sr.json
index c6422316fc3487ac9946366a04fdc4d93b6bc1f3..0b985a7f4a06fef7a5d3262d9f561a6d4d0bb86a 100644
--- a/apps/dav/l10n/sr.json
+++ b/apps/dav/l10n/sr.json
@@ -38,6 +38,7 @@
     "You solved todo {todo} in list {calendar}" : "Маркирали сте подсетник {todo} као готов у листи {calendar}",
     "{actor} reopened todo {todo} in list {calendar}" : "{actor} је поново отворио подсетник {todo} у листи {calendar}",
     "You reopened todo {todo} in list {calendar}" : "Поново сте отворили подсетник {todo}  у листи {calendar}",
+    "Calendar and tasks" : "Календар и задаци",
     "A <strong>calendar</strong> was modified" : "<strong>Календар</strong> је измењен",
     "A calendar <strong>event</strong> was modified" : "<strong>Догађај</strong> из календара је измењен",
     "A calendar <strong>todo</strong> was modified" : "<strong>Подсетник</strong> из календара је измењен",
@@ -62,8 +63,13 @@
     "%1$s via %2$s" : "%1$s преко %2$s",
     "Invitation canceled" : "Позивница отказана",
     "Invitation updated" : "Позивница ажурирана",
+    "Invitation" : "Позивница",
+    "Title:" : "Наслов:",
+    "Time:" : "Време:",
     "Location:" : "Локација:",
     "Link:" : "Веза:",
+    "Organizer:" : "Организатор:",
+    "Attendees:" : "Присутни:",
     "Accept" : "Прихвати",
     "Decline" : "Одбиј",
     "More options …" : "Још опција…",
diff --git a/apps/files_sharing/l10n/pl.js b/apps/files_sharing/l10n/pl.js
index c849e8208bf0b66ec196e44457a65dca4ccb3f7a..5355fcb83c5a8746cd10f4a7eed26ae5463de1a0 100644
--- a/apps/files_sharing/l10n/pl.js
+++ b/apps/files_sharing/l10n/pl.js
@@ -119,7 +119,7 @@ OC.L10N.register(
     "Unknown share type" : "Nieznany typ udostępnienia",
     "Not a directory" : "Nie jest katalogiem",
     "Could not lock node" : "Nie można zablokować powiązania",
-    "Could not lock path" : "Nie udało się zablokować ścieżki",
+    "Could not lock path" : "Nie można zablokować ścieżki",
     "Wrong or no update parameter given" : "Brakujący lub błędny parametr aktualizacji",
     "Can't change permissions for public share links" : "Nie można zmienić uprawnień dla publicznych udostępnień",
     "Sharing sending the password by Nextcloud Talk failed because Nextcloud Talk is not enabled" : "Udostępnianie hasła przez Nextcloud Talk nie powiodło się, ponieważ usługa Nextcloud Talk jest wyłączona",
diff --git a/apps/files_sharing/l10n/pl.json b/apps/files_sharing/l10n/pl.json
index 2301ccda03f3fce2fbee51b66171288a734627bd..b75a37d8514901a6775fe3ecffdc03fb9b0fcc09 100644
--- a/apps/files_sharing/l10n/pl.json
+++ b/apps/files_sharing/l10n/pl.json
@@ -117,7 +117,7 @@
     "Unknown share type" : "Nieznany typ udostępnienia",
     "Not a directory" : "Nie jest katalogiem",
     "Could not lock node" : "Nie można zablokować powiązania",
-    "Could not lock path" : "Nie udało się zablokować ścieżki",
+    "Could not lock path" : "Nie można zablokować ścieżki",
     "Wrong or no update parameter given" : "Brakujący lub błędny parametr aktualizacji",
     "Can't change permissions for public share links" : "Nie można zmienić uprawnień dla publicznych udostępnień",
     "Sharing sending the password by Nextcloud Talk failed because Nextcloud Talk is not enabled" : "Udostępnianie hasła przez Nextcloud Talk nie powiodło się, ponieważ usługa Nextcloud Talk jest wyłączona",
diff --git a/apps/lookup_server_connector/l10n/pt_BR.js b/apps/lookup_server_connector/l10n/pt_BR.js
new file mode 100644
index 0000000000000000000000000000000000000000..2ed820604e476d336623b0aee3e2437570dd263e
--- /dev/null
+++ b/apps/lookup_server_connector/l10n/pt_BR.js
@@ -0,0 +1,7 @@
+OC.L10N.register(
+    "lookup_server_connector",
+    {
+    "Lookup Server Connector" : "Pesquisar por conector de servidor",
+    "Sync public user information with the lookup server" : "Sincronizar informações públicas do usuário com o servidor de pesquisa"
+},
+"nplurals=2; plural=(n > 1);");
diff --git a/apps/lookup_server_connector/l10n/pt_BR.json b/apps/lookup_server_connector/l10n/pt_BR.json
new file mode 100644
index 0000000000000000000000000000000000000000..66a148a35f6a8f12d49cc2d594797e9aed8ad9b3
--- /dev/null
+++ b/apps/lookup_server_connector/l10n/pt_BR.json
@@ -0,0 +1,5 @@
+{ "translations": {
+    "Lookup Server Connector" : "Pesquisar por conector de servidor",
+    "Sync public user information with the lookup server" : "Sincronizar informações públicas do usuário com o servidor de pesquisa"
+},"pluralForm" :"nplurals=2; plural=(n > 1);"
+}
\ No newline at end of file
diff --git a/apps/user_status/l10n/pt_BR.js b/apps/user_status/l10n/pt_BR.js
index 4d3e9f41a204b99a3c37d34ad3df2cc476ad58f8..f44681ba5376bf8aa9c82621814b009eaa5ea606 100644
--- a/apps/user_status/l10n/pt_BR.js
+++ b/apps/user_status/l10n/pt_BR.js
@@ -3,6 +3,7 @@ OC.L10N.register(
     {
     "Recent statuses" : "Status recentes",
     "In a meeting" : "Em reunião",
+    "Commuting" : "Comutando",
     "Out sick" : "Doente",
     "Vacationing" : "Férias",
     "Working remotely" : "Em trabalho remoto",
diff --git a/apps/user_status/l10n/pt_BR.json b/apps/user_status/l10n/pt_BR.json
index 6d632c52de15efa4a1732c5353cec5f1e0739c8c..785573ba18c3524f1fae8499039f8ba7d881ec2c 100644
--- a/apps/user_status/l10n/pt_BR.json
+++ b/apps/user_status/l10n/pt_BR.json
@@ -1,6 +1,7 @@
 { "translations": {
     "Recent statuses" : "Status recentes",
     "In a meeting" : "Em reunião",
+    "Commuting" : "Comutando",
     "Out sick" : "Doente",
     "Vacationing" : "Férias",
     "Working remotely" : "Em trabalho remoto",
diff --git a/core/l10n/pt_BR.js b/core/l10n/pt_BR.js
index 0f667b4ef32a1a52f7db32bc40eebdc8dc954811..c4698ec90e00ef41beb97bff09360a53641446c2 100644
--- a/core/l10n/pt_BR.js
+++ b/core/l10n/pt_BR.js
@@ -170,6 +170,7 @@ OC.L10N.register(
     "Start typing to search" : "Comece a digitar para pesquisar",
     "Loading more results …" : "Carregando mais resultados...",
     "Load more results" : "Carregar mais resultados",
+    "An error occurred while searching for {type}" : "Ocorreu um erro ao pesquisar por {type}",
     "_Please enter {minSearchLength} character or more to search_::_Please enter {minSearchLength} characters or more to search_" : ["Digite {minSearchLength} caractere ou mais para pesquisar","Digite {minSearchLength} caracteres ou mais para pesquisar"],
     "Search {types} …" : "Pesquisar {types}…",
     "Settings" : "Configurações",
diff --git a/core/l10n/pt_BR.json b/core/l10n/pt_BR.json
index 40385dd10fd4b66f256546c10e18d9970c96bf75..6b619c1bd2ae316a21d518fb5ed50c135bc36e46 100644
--- a/core/l10n/pt_BR.json
+++ b/core/l10n/pt_BR.json
@@ -168,6 +168,7 @@
     "Start typing to search" : "Comece a digitar para pesquisar",
     "Loading more results …" : "Carregando mais resultados...",
     "Load more results" : "Carregar mais resultados",
+    "An error occurred while searching for {type}" : "Ocorreu um erro ao pesquisar por {type}",
     "_Please enter {minSearchLength} character or more to search_::_Please enter {minSearchLength} characters or more to search_" : ["Digite {minSearchLength} caractere ou mais para pesquisar","Digite {minSearchLength} caracteres ou mais para pesquisar"],
     "Search {types} …" : "Pesquisar {types}…",
     "Settings" : "Configurações",