diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
index 097b093..e2b91f0 100644
--- a/res/values-cs/strings.xml
+++ b/res/values-cs/strings.xml
@@ -77,8 +77,7 @@
     <string name="deleteConfirmation" msgid="811706994761610640">"Tento kontakt bude smazán."</string>
     <string name="menu_done" msgid="796017761764190697">"Hotovo"</string>
     <string name="menu_doNotSave" msgid="58593876893538465">"Zrušit"</string>
-    <!-- no translation found for menu_discard (6456087569315685632) -->
-    <skip />
+    <string name="menu_discard" msgid="6456087569315685632">"Zrušit"</string>
     <string name="editContact_title_edit" msgid="7678695190666836093">"Upravit kontakt"</string>
     <string name="editContact_title_insert" msgid="9125600232291405757">"Nový kontakt"</string>
     <string name="label_phonetic_name" msgid="2288082649573927286">"Foneticky"</string>
@@ -165,6 +164,10 @@
     <string name="recentCalls_addToContact" msgid="1429899535546487008">"Přidat do kontaktů"</string>
     <string name="recentCalls_removeFromRecentList" msgid="401662244636511330">"Odstranit z hovorů"</string>
     <string name="recentCalls_deleteAll" msgid="6352364392762163704">"Vymazat hovory"</string>
+    <!-- no translation found for recentCalls_trashVoicemail (7604696960787435655) -->
+    <skip />
+    <!-- no translation found for recentCalls_shareVoicemail (1416112847592942840) -->
+    <skip />
     <string name="recentCalls_empty" msgid="247053222448663107">"Záznam hovorů je prázdný."</string>
     <string name="clearCallLogConfirmation_title" msgid="718072843006222703">"Vymazat hovory"</string>
     <string name="clearCallLogConfirmation" msgid="7625927669136267636">"Opravdu chcete vymazat hovory?"</string>
@@ -207,7 +210,10 @@
     <string name="callAgain" msgid="3197312117049874778">"Zavolat znovu"</string>
     <string name="returnCall" msgid="8171961914203617813">"Zpětné volání"</string>
     <string name="callDetailsDurationFormat" msgid="8157706382818184268">"<xliff:g id="MINUTES">%s</xliff:g> min <xliff:g id="SECONDS">%s</xliff:g> s"</string>
-    <string name="favoritesFrquentSeparator" msgid="8107518433381283736">"Nejčastěji používané kontakty"</string>
+    <!-- no translation found for favoritesFrequentContacted (6184232487472425690) -->
+    <skip />
+    <!-- no translation found for favoritesFrequentCalled (6128306889600696124) -->
+    <skip />
     <string name="add_contact_dlg_title" msgid="2896685845822146494">"Přidat kontakt"</string>
     <string name="add_contact_dlg_message_fmt" msgid="7986472669444326576">"Chcete přidat „<xliff:g id="EMAIL">%s</xliff:g>“ do kontaktů?"</string>
     <string name="description_image_button_one" msgid="1740638037139856139">"jedna"</string>
@@ -425,10 +431,7 @@
     <!-- no translation found for from_account_format (4469138575127580203) -->
     <skip />
     <string name="use_photo_as_primary" msgid="8807110122951157246">"Použít tuto fotografii"</string>
-    <!-- unknown placeholder SOURCE in contact_read_only -->
-    <skip />
-    <!-- no translation found for contact_read_only (1969214537163492087) -->
-    <skip />
+    <string name="contact_read_only" msgid="1969214537163492087">"Není možné upravit v tomto zařízení"</string>
     <string name="no_contact_details" msgid="6754415338321837001">"U tohoto kontaktu nejsou uvedeny dodatečné informace"</string>
     <!-- no translation found for group_read_only (7924922658394449477) -->
     <skip />
@@ -460,8 +463,7 @@
   </plurals>
     <string name="no_contacts_selected" msgid="5877803471037324613">"Nevybrali jste žádné kontakty."</string>
     <string name="add_field" msgid="2384260056674995230">"Přidat další pole"</string>
-    <!-- no translation found for add_new_entry_for_section (5223080690667565044) -->
-    <skip />
+    <string name="add_new_entry_for_section" msgid="5223080690667565044">"Přidat nové"</string>
     <string name="contact_status_update_attribution" msgid="752179367353018597">"pomocí služby <xliff:g id="SOURCE">%1$s</xliff:g>"</string>
     <string name="contact_status_update_attribution_with_date" msgid="7358045508107825068">"<xliff:g id="DATE">%1$s</xliff:g> prostřednictvím služby <xliff:g id="SOURCE">%2$s</xliff:g>"</string>
     <string name="description_star" msgid="2605854427360036550">"oblíbené"</string>
@@ -491,7 +493,7 @@
     <string name="custom_list_filter" msgid="7836035257402013957">"Definice vlastního zobrazení"</string>
     <string name="activity_title_settings" msgid="5464130076132770781">"Nastavení"</string>
     <string name="activity_title_contacts_filter" msgid="8275542497615516969">"Kontakty k zobrazení"</string>
-    <!-- outdated translation 377929915873428211 -->     <string name="menu_settings" msgid="1515262535785451190">"Nastavení"</string>
+    <string name="menu_settings" msgid="1515262535785451190">"Zobrazit možnosti"</string>
     <string name="preference_displayOptions" msgid="1341720270148252393">"Možnosti zobrazení"</string>
     <string name="organization_company_and_title" msgid="6718207751363732025">"<xliff:g id="COMPANY_0">%2$s</xliff:g>, <xliff:g id="COMPANY_1">%1$s</xliff:g>"</string>
     <string name="hint_findContacts" msgid="1808681193458772072">"Najít kontakty"</string>
@@ -514,10 +516,14 @@
     <item quantity="other" msgid="1276758425904917367">"Skupiny: <xliff:g id="COUNT">%0$d</xliff:g>"</item>
   </plurals>
     <string name="delete_group_dialog_message" msgid="295063284548750881">"Opravdu chcete smazat skupinu <xliff:g id="GROUP_LABEL">%1$s</xliff:g>? (Samotné kontakty smazány nebudou.)"</string>
-    <!-- no translation found for num_contacts_in_group:one (1352418549951013448) -->
-    <!-- no translation found for num_contacts_in_group:other (8146027769011086349) -->
-    <!-- no translation found for group_list_num_contacts_in_group:one (3323065321661972446) -->
-    <!-- no translation found for group_list_num_contacts_in_group:other (6251996206137048525) -->
+  <plurals name="num_contacts_in_group">
+    <item quantity="one" msgid="1352418549951013448">"<xliff:g id="COUNT_0">%1$d</xliff:g> uživatel ze skupiny <xliff:g id="ACCOUNT_TYPE">%2$s</xliff:g>"</item>
+    <item quantity="other" msgid="8146027769011086349">"Počet lidí ze skupiny <xliff:g id="ACCOUNT_TYPE">%2$s</xliff:g>: <xliff:g id="COUNT_0">%1$d</xliff:g>"</item>
+  </plurals>
+  <plurals name="group_list_num_contacts_in_group">
+    <item quantity="one" msgid="3323065321661972446">"<xliff:g id="COUNT">%1$d</xliff:g> osoba"</item>
+    <item quantity="other" msgid="6251996206137048525">"Počet lidí: <xliff:g id="COUNT">%1$d</xliff:g>"</item>
+  </plurals>
     <string name="toast_join_with_empty_contact" msgid="5015189525953438968">"Před spojením s jiným kontaktem je třeba zadat jméno kontaktu."</string>
     <string name="indicator_joined_contact" msgid="3321049349627022128">"Připojený kontakt"</string>
     <!-- no translation found for copy_text (3257145021583508761) -->
@@ -535,69 +541,42 @@
     <string name="enter_contact_name" msgid="2930510479516059437">"Zadejte jméno kontaktu"</string>
     <string name="editGroup_title_insert" msgid="7803743109105317959">"Nová skupina"</string>
     <string name="editGroup_title_edit" msgid="2173278908256913247">"Upravit skupinu"</string>
-    <!-- no translation found for view_updates_from_group (1782685984905600034) -->
-    <skip />
+    <string name="view_updates_from_group" msgid="1782685984905600034">"Zobrazit aktualizace"</string>
     <!-- no translation found for notification_voicemail_title:one (1746619685488504230) -->
     <!-- no translation found for notification_voicemail_title:other (5513481419205061254) -->
     <!-- no translation found for notification_voicemail_callers_list (1153954809339404149) -->
     <skip />
     <!-- no translation found for notification_new_voicemail_ticker (895342132049452081) -->
     <skip />
-    <!-- no translation found for voicemail_playback_error (5128928338910411763) -->
-    <skip />
-    <string name="call_log_type_date_separator" msgid="8009466658324061546">"/"</string>
+    <string name="voicemail_playback_error" msgid="5128928338910411763">"Nelze přehrávat hlasové zprávy"</string>
     <string name="call_log_new_header" msgid="846546437517724715">"Nové"</string>
     <string name="call_log_old_header" msgid="6262205894314263629">"Starší"</string>
-    <!-- no translation found for voicemail_status_voicemail_not_available (3164200979671881947) -->
+    <string name="voicemail_status_voicemail_not_available" msgid="3164200979671881947">"Nelze se připojit k serveru hlasové schránky."</string>
+    <string name="voicemail_status_messages_waiting" msgid="2970301042310727909">"Nové zprávy v hlasové schránce. K serveru se nelze připojit."</string>
+    <string name="voicemail_status_configure_voicemail" msgid="3940240432123700974">"Nakonfigurujte si hlasovou schránku."</string>
+    <string name="voicemail_status_audio_not_available" msgid="3369618334553341626">"Zvuk není k dispozici."</string>
+    <string name="voicemail_status_action_configure" msgid="7008713959076506385">"Konfigurovat"</string>
+    <string name="voicemail_status_action_call_server" msgid="1824816252288551794">"Volat do hlas. schránky"</string>
+    <string name="voicemail_speed_slowest" msgid="6047030504814773029">"nejnižší rychlost"</string>
+    <string name="voicemail_speed_slower" msgid="7890393922358642543">"nízká rychlost"</string>
+    <string name="voicemail_speed_normal" msgid="6030110237820243006">"normální rychlost"</string>
+    <string name="voicemail_speed_faster" msgid="4161478290979905481">"vysoká rychlost"</string>
+    <string name="voicemail_speed_fastest" msgid="3373646875150544205">"nejvyšší rychlost"</string>
+    <!-- no translation found for call_log_item_count_and_date (7641933305703520787) -->
     <skip />
-    <!-- no translation found for voicemail_status_messages_waiting (2970301042310727909) -->
-    <skip />
-    <!-- no translation found for voicemail_status_configure_voicemail (3940240432123700974) -->
-    <skip />
-    <!-- no translation found for voicemail_status_audio_not_available (3369618334553341626) -->
-    <skip />
-    <!-- no translation found for voicemail_status_action_configure (7008713959076506385) -->
-    <skip />
-    <!-- no translation found for voicemail_status_action_call_server (1824816252288551794) -->
-    <skip />
-    <!-- no translation found for voicemail_speed_slowest (6047030504814773029) -->
-    <skip />
-    <!-- no translation found for voicemail_speed_slower (7890393922358642543) -->
-    <skip />
-    <!-- no translation found for voicemail_speed_normal (6030110237820243006) -->
-    <skip />
-    <!-- no translation found for voicemail_speed_faster (4161478290979905481) -->
-    <skip />
-    <!-- no translation found for voicemail_speed_fastest (3373646875150544205) -->
-    <skip />
-    <!-- no translation found for call_log_item_count (2623628374805503262) -->
-    <skip />
-    <!-- no translation found for group_name_hint (2659811836386413509) -->
-    <skip />
-    <!-- no translation found for nfc_vcard_file_name (2823095213265993609) -->
-    <skip />
-    <!-- no translation found for menu_show_voicemails_only (1898421289561435703) -->
-    <skip />
-    <!-- no translation found for status_available (5586870015822828392) -->
-    <skip />
-    <!-- no translation found for status_away (1838861100379804730) -->
-    <skip />
-    <!-- no translation found for status_busy (9147992455450257136) -->
-    <skip />
-    <!-- no translation found for description_call_log_call_button (8207201401459528442) -->
-    <skip />
-    <!-- no translation found for description_call_log_play_button (651182125650429846) -->
-    <skip />
-    <!-- no translation found for description_call_log_incoming_call (4485427487637250143) -->
-    <skip />
-    <!-- no translation found for description_call_log_outgoing_call (604831756853471658) -->
-    <skip />
-    <!-- no translation found for description_call_log_missed_call (2242805209983708825) -->
-    <skip />
-    <!-- no translation found for description_call_log_voicemail (4600798771975158948) -->
-    <skip />
-    <!-- no translation found for description_call_log_unheard_voicemail (118101684236996786) -->
-    <skip />
+    <string name="group_name_hint" msgid="2659811836386413509">"Název skupiny"</string>
+    <string name="nfc_vcard_file_name" msgid="2823095213265993609">"Kontakt přijatý přes NCF"</string>
+    <string name="menu_show_voicemails_only" msgid="1898421289561435703">"Zobrazit pouze hlas. schránku"</string>
+    <string name="status_available" msgid="5586870015822828392">"K dispozici"</string>
+    <string name="status_away" msgid="1838861100379804730">"Nepřítomen"</string>
+    <string name="status_busy" msgid="9147992455450257136">"Zaneprázdněn"</string>
+    <string name="description_call_log_call_button" msgid="8207201401459528442">"Volat číslo"</string>
+    <string name="description_call_log_play_button" msgid="651182125650429846">"Přehrát hlasovou zprávu"</string>
+    <string name="description_call_log_incoming_call" msgid="4485427487637250143">"Příchozí hovor"</string>
+    <string name="description_call_log_outgoing_call" msgid="604831756853471658">"Odchozí hovor"</string>
+    <string name="description_call_log_missed_call" msgid="2242805209983708825">"Zmeškané volání"</string>
+    <string name="description_call_log_voicemail" msgid="4600798771975158948">"Hlasová schránka"</string>
+    <string name="description_call_log_unheard_voicemail" msgid="118101684236996786">"Nevyslechnutá hlasová zpráva"</string>
     <!-- no translation found for call_log_empty_gecode (5588904744812100846) -->
     <skip />
 </resources>