diff --git a/po/ko.po b/po/ko.po
index 4ecca618c..3fbc6e613 100644
--- a/po/ko.po
+++ b/po/ko.po
@@ -20,8 +20,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: gnome-shell\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gnome-shell/issues\n"
-"POT-Creation-Date: 2020-02-28 07:20+0000\n"
-"PO-Revision-Date: 2020-02-28 17:34+0900\n"
+"POT-Creation-Date: 2020-05-26 21:26+0000\n"
+"PO-Revision-Date: 2020-05-28 08:49+0900\n"
 "Last-Translator: Changwoo Ryu <cwryu@debian.org>\n"
 "Language-Team: GNOME Korea <gnome-kr@googlegroups.com>\n"
 "Language: ko\n"
@@ -54,15 +54,6 @@ msgstr "모든 프로그램 표시"
 msgid "Open the application menu"
 msgstr "프로그램 메뉴 열기"
 
-#: data/org.gnome.Extensions.desktop.in.in:4 js/extensionPrefs/main.js:218
-#: js/extensionPrefs/ui/extensions-window.ui:61
-msgid "Extensions"
-msgstr "확장"
-
-#: data/org.gnome.Extensions.desktop.in.in:7
-msgid "Configure GNOME Shell Extensions"
-msgstr "그놈 셸 확장을 설정합니다"
-
 #: data/org.gnome.Shell.desktop.in.in:4
 msgid "GNOME Shell"
 msgstr "그놈 셸"
@@ -391,45 +382,12 @@ msgstr "마우스 포인터가 움직이지 않을 때까지 포커스 전환을
 msgid "Network Login"
 msgstr "네트워크 로그인"
 
-#: js/extensionPrefs/main.js:140
-#, javascript-format
-msgid "Remove “%s”?"
-msgstr "“%s” 확장을 제거하시겠습니까?"
-
-#: js/extensionPrefs/main.js:141
-msgid ""
-"If you remove the extension, you need to return to download it if you want "
-"to enable it again"
-msgstr "확장을 제거한 다음 다시 사용하려면 다시 다운로드해야 합니다"
-
-#: js/extensionPrefs/main.js:144 js/gdm/authPrompt.js:135
-#: js/ui/audioDeviceSelection.js:57 js/ui/components/networkAgent.js:107
-#: js/ui/components/polkitAgent.js:139 js/ui/endSessionDialog.js:374
-#: js/ui/extensionDownloader.js:165 js/ui/shellMountOperation.js:376
-#: js/ui/shellMountOperation.js:386 js/ui/status/network.js:913
-msgid "Cancel"
-msgstr "취소"
-
-#: js/extensionPrefs/main.js:145
-msgid "Remove"
-msgstr "제거"
-
-#: js/extensionPrefs/main.js:217
-msgid "translator-credits"
-msgstr ""
-"차영호 <ganadist@gmail.com>\n"
-"조성호 <darkcircle.0426@gmail.com>\n"
-"류창우 <cwryu@debian.org>"
-
-#: js/extensionPrefs/main.js:219
-msgid "Manage your GNOME Extensions"
-msgstr "그놈 확장을 관리합니다"
-
-#: js/extensionPrefs/main.js:261 js/extensionPrefs/ui/extensions-window.ui:222
+#: js/dbusServices/extensions/ui/extension-prefs-dialog.ui:36
+#: subprojects/extensions-app/data/ui/extensions-window.ui:224
 msgid "Something’s gone wrong"
 msgstr "무언가 잘못되었습니다"
 
-#: js/extensionPrefs/main.js:268
+#: js/dbusServices/extensions/ui/extension-prefs-dialog.ui:48
 msgid ""
 "We’re very sorry, but there’s been a problem: the settings for this "
 "extension can’t be displayed. We recommend that you report the issue to the "
@@ -438,110 +396,31 @@ msgstr ""
 "죄송하지만 문제가 발생했습니다. 이 확장의 설정을 표시할 수 없습니다. 확장 개"
 "발자에게 이 문제를 알려주시기를 추천합니다."
 
-#: js/extensionPrefs/main.js:275
+#: js/dbusServices/extensions/ui/extension-prefs-dialog.ui:82
 msgid "Technical Details"
 msgstr "기술적 정보"
 
-#: js/extensionPrefs/main.js:310
-msgid "Copy Error"
-msgstr "오류 메시지 복사"
-
-#: js/extensionPrefs/main.js:337
+#: js/dbusServices/extensions/ui/extension-prefs-dialog.ui:165
 msgid "Homepage"
 msgstr "홈페이지"
 
-#: js/extensionPrefs/main.js:338
+#: js/dbusServices/extensions/ui/extension-prefs-dialog.ui:166
 msgid "Visit extension homepage"
 msgstr "확장 홈페이지 보기"
 
-#: js/extensionPrefs/main.js:449
-#, javascript-format
-msgid "%d extension will be updated on next login."
-msgid_plural "%d extensions will be updated on next login."
-msgstr[0] "다음 로그인에 확장 %d개를 업데이트할 예정입니다."
-
-#: js/extensionPrefs/ui/extension-row.ui:100
-#: subprojects/extensions-tool/src/command-create.c:211
-#: subprojects/extensions-tool/src/main.c:173
-msgid "Description"
-msgstr "설명"
-
-# 커맨드라인 옵션 설명
-#: js/extensionPrefs/ui/extension-row.ui:123
-#: subprojects/extensions-tool/src/main.c:185
-msgid "Version"
-msgstr "버전"
-
-#: js/extensionPrefs/ui/extension-row.ui:151
-msgid "Author"
-msgstr "작성자"
-
-#: js/extensionPrefs/ui/extension-row.ui:175
-msgid "Website"
-msgstr "홈페이지"
-
-#: js/extensionPrefs/ui/extension-row.ui:192
-msgid "Remove…"
-msgstr "제거…"
-
-#: js/extensionPrefs/ui/extensions-window.ui:8
-msgid "Help"
-msgstr "도움말"
-
-#: js/extensionPrefs/ui/extensions-window.ui:12
-msgid "About Extensions"
-msgstr "확장 정보"
-
-#: js/extensionPrefs/ui/extensions-window.ui:27
-msgid ""
-"To find and add extensions, visit <a href=\"https://extensions.gnome.org"
-"\">extensions.gnome.org</a>."
-msgstr ""
-"확장을 찾고 추가하려면, <a href=\"https://extensions.gnome.org\">extensions."
-"gnome.org</a> 사이트를 방문하십시오."
-
-#: js/extensionPrefs/ui/extensions-window.ui:35
-msgid "Warning"
-msgstr "주의"
-
-#: js/extensionPrefs/ui/extensions-window.ui:46
-msgid ""
-"Extensions can cause system issues, including performance problems. If you "
-"encounter problems with your system, it is recommended to disable all "
-"extensions."
-msgstr ""
-"확장 때문에 성능 문제 등의 시스템 문제가 발생할 수 있습니다. 시스템에 문제를 "
-"발견할 경우, 모든 확장을 꺼 보기를 권합니다."
-
-#: js/extensionPrefs/ui/extensions-window.ui:133
-msgid "Manually Installed"
-msgstr "수동 설치"
-
-#: js/extensionPrefs/ui/extensions-window.ui:157
-msgid "Built-In"
-msgstr "내장"
-
-#: js/extensionPrefs/ui/extensions-window.ui:198
-msgid "No Installed Extensions"
-msgstr "설치한 확장 없음"
-
-#: js/extensionPrefs/ui/extensions-window.ui:234
-msgid ""
-"We’re very sorry, but it was not possible to get the list of installed "
-"extensions. Make sure you are logged into GNOME and try again."
-msgstr ""
-"대단히 죄송합니다. 설치한 확장 기능의 목록을 가져올 수 없습니다. 그놈 데스크"
-"톱에 로그인했는지 확인하시고 다시 시도하십시오."
-
-#: js/extensionPrefs/ui/extensions-window.ui:287
-msgid "Log Out…"
-msgstr "로그아웃…"
+#: js/gdm/authPrompt.js:135 js/ui/audioDeviceSelection.js:57
+#: js/ui/components/networkAgent.js:109 js/ui/components/polkitAgent.js:139
+#: js/ui/endSessionDialog.js:372 js/ui/extensionDownloader.js:181
+#: js/ui/shellMountOperation.js:376 js/ui/shellMountOperation.js:386
+#: js/ui/status/network.js:913 subprojects/extensions-app/js/main.js:148
+msgid "Cancel"
+msgstr "취소"
 
 #. Cisco LEAP
-#: js/gdm/authPrompt.js:237 js/ui/components/networkAgent.js:202
-#: js/ui/components/networkAgent.js:218 js/ui/components/networkAgent.js:242
-#: js/ui/components/networkAgent.js:263 js/ui/components/networkAgent.js:283
-#: js/ui/components/networkAgent.js:293 js/ui/components/polkitAgent.js:277
+#: js/gdm/authPrompt.js:237 js/ui/components/networkAgent.js:204
+#: js/ui/components/networkAgent.js:220 js/ui/components/networkAgent.js:244
+#: js/ui/components/networkAgent.js:265 js/ui/components/networkAgent.js:285
+#: js/ui/components/networkAgent.js:295 js/ui/components/polkitAgent.js:277
 #: js/ui/shellMountOperation.js:326
 msgid "Password"
 msgstr "암호"
@@ -564,8 +443,8 @@ msgstr "(예를 들어, 사용자 또는 %s)"
 #. TTLS and PEAP are actually much more complicated, but this complication
 #. is not visible here since we only care about phase2 authentication
 #. (and don't even care of which one)
-#: js/gdm/loginDialog.js:917 js/ui/components/networkAgent.js:238
-#: js/ui/components/networkAgent.js:261 js/ui/components/networkAgent.js:279
+#: js/gdm/loginDialog.js:917 js/ui/components/networkAgent.js:240
+#: js/ui/components/networkAgent.js:263 js/ui/components/networkAgent.js:281
 msgid "Username"
 msgstr "사용자 이름"
 
@@ -587,76 +466,76 @@ msgid "(or swipe finger)"
 msgstr "(또는 지문을 문지르십시오)"
 
 #. Translators: The name of the power-off action in search
-#: js/misc/systemActions.js:89
+#: js/misc/systemActions.js:93
 msgctxt "search-result"
 msgid "Power Off"
 msgstr "컴퓨터 끄기"
 
 # 주의: 키워드 번역
 #. Translators: A list of keywords that match the power-off action, separated by semicolons
-#: js/misc/systemActions.js:92
+#: js/misc/systemActions.js:96
 msgid "power off;shutdown;reboot;restart;halt;stop"
 msgstr ""
 "power off;shutdown;전원;끄기;셧다운;reboot;restart;재시작;다시;리부팅;halt;"
 "stop;중지;"
 
 #. Translators: The name of the lock screen action in search
-#: js/misc/systemActions.js:97
+#: js/misc/systemActions.js:101
 msgctxt "search-result"
 msgid "Lock Screen"
 msgstr "화면 잠그기"
 
 #. Translators: A list of keywords that match the lock screen action, separated by semicolons
-#: js/misc/systemActions.js:100
+#: js/misc/systemActions.js:104
 msgid "lock screen"
 msgstr "화면 잠그기"
 
 #. Translators: The name of the logout action in search
-#: js/misc/systemActions.js:105
+#: js/misc/systemActions.js:109
 msgctxt "search-result"
 msgid "Log Out"
 msgstr "로그아웃"
 
 #. Translators: A list of keywords that match the logout action, separated by semicolons
-#: js/misc/systemActions.js:108
+#: js/misc/systemActions.js:112
 msgid "logout;log out;sign off"
 msgstr "logout;로그아웃;log out;로그 아웃;sign off;나가기"
 
 #. Translators: The name of the suspend action in search
-#: js/misc/systemActions.js:113
+#: js/misc/systemActions.js:117
 msgctxt "search-result"
 msgid "Suspend"
 msgstr "절전"
 
 #. Translators: A list of keywords that match the suspend action, separated by semicolons
-#: js/misc/systemActions.js:116
+#: js/misc/systemActions.js:120
 msgid "suspend;sleep"
 msgstr "suspend;sleep;절전;슬립;서스펜드"
 
 #. Translators: The name of the switch user action in search
-#: js/misc/systemActions.js:121
+#: js/misc/systemActions.js:125
 msgctxt "search-result"
 msgid "Switch User"
 msgstr "사용자 바꾸기"
 
 #. Translators: A list of keywords that match the switch user action, separated by semicolons
-#: js/misc/systemActions.js:124
+#: js/misc/systemActions.js:128
 msgid "switch user"
 msgstr "사용자 바꾸기"
 
 #. Translators: A list of keywords that match the lock orientation action, separated by semicolons
-#: js/misc/systemActions.js:131
+#: js/misc/systemActions.js:135
 msgid "lock orientation;unlock orientation;screen;rotation"
 msgstr ""
 "lock orientation;방향 잠금;unlock orientation;방향 잠금 해제;screen;화면;"
 "rotation;회전"
 
-#: js/misc/systemActions.js:251
+#: js/misc/systemActions.js:255
 msgctxt "search-result"
 msgid "Unlock Screen Rotation"
 msgstr "화면 회전 잠금 해제"
 
-#: js/misc/systemActions.js:252
+#: js/misc/systemActions.js:256
 msgctxt "search-result"
 msgid "Lock Screen Rotation"
 msgstr "화면 회전 잠금"
@@ -815,54 +694,54 @@ msgstr "접근 거부"
 msgid "Grant Access"
 msgstr "접근 허용"
 
-#: js/ui/appDisplay.js:906
+#: js/ui/appDisplay.js:939
 msgid "Unnamed Folder"
 msgstr "이름 없는 폴더"
 
-#: js/ui/appDisplay.js:929
+#: js/ui/appDisplay.js:962
 msgid "Frequently used applications will appear here"
 msgstr "자주 사용하는 프로그램이 여기 나타납니다"
 
-#: js/ui/appDisplay.js:1064
+#: js/ui/appDisplay.js:1097
 msgid "Frequent"
 msgstr "자주"
 
-#: js/ui/appDisplay.js:1071
+#: js/ui/appDisplay.js:1104
 msgid "All"
 msgstr "모두"
 
 #. Translators: This is the heading of a list of open windows
-#: js/ui/appDisplay.js:2450 js/ui/panel.js:75
+#: js/ui/appDisplay.js:2480 js/ui/panel.js:75
 msgid "Open Windows"
 msgstr "열린 창"
 
-#: js/ui/appDisplay.js:2470 js/ui/panel.js:82
+#: js/ui/appDisplay.js:2500 js/ui/panel.js:82
 msgid "New Window"
 msgstr "새 창"
 
-#: js/ui/appDisplay.js:2481
+#: js/ui/appDisplay.js:2511
 msgid "Launch using Dedicated Graphics Card"
 msgstr "지정한 그래픽 카드를 사용해 시작"
 
-#: js/ui/appDisplay.js:2509 js/ui/dash.js:239
+#: js/ui/appDisplay.js:2539 js/ui/dash.js:239
 msgid "Remove from Favorites"
 msgstr "즐겨찾기에서 제거"
 
-#: js/ui/appDisplay.js:2515
+#: js/ui/appDisplay.js:2545
 msgid "Add to Favorites"
 msgstr "즐겨찾기에 추가"
 
 # 주의: "Show ..." 형태지만 보이기로 번역하지 않는다
-#: js/ui/appDisplay.js:2525 js/ui/panel.js:93
+#: js/ui/appDisplay.js:2555 js/ui/panel.js:93
 msgid "Show Details"
 msgstr "자세히 보기"
 
-#: js/ui/appFavorites.js:152
+#: js/ui/appFavorites.js:153
 #, javascript-format
 msgid "%s has been added to your favorites."
 msgstr "%s 프로그램을 즐겨찾기에 추가했습니다."
 
-#: js/ui/appFavorites.js:185
+#: js/ui/appFavorites.js:186
 #, javascript-format
 msgid "%s has been removed from your favorites."
 msgstr "%s 프로그램을 즐겨찾기에서 제거했습니다."
@@ -883,7 +762,7 @@ msgstr "헤드폰"
 msgid "Headset"
 msgstr "헤드셋"
 
-#: js/ui/audioDeviceSelection.js:68 js/ui/status/volume.js:269
+#: js/ui/audioDeviceSelection.js:68 js/ui/status/volume.js:270
 msgid "Microphone"
 msgstr "마이크"
 
@@ -1001,30 +880,30 @@ msgid "All Day"
 msgstr "종일"
 
 #. Translators: Shown on calendar heading when selected day occurs on current year
-#: js/ui/calendar.js:867
+#: js/ui/calendar.js:868
 msgctxt "calendar heading"
 msgid "%A, %B %-d"
 msgstr "%B %-d일 %A"
 
 #. Translators: Shown on calendar heading when selected day occurs on different year
-#: js/ui/calendar.js:870
+#: js/ui/calendar.js:871
 msgctxt "calendar heading"
 msgid "%A, %B %-d, %Y"
 msgstr "%Y년 %B %-d일 %A"
 
-#: js/ui/calendar.js:1096
+#: js/ui/calendar.js:1100
 msgid "No Notifications"
 msgstr "알림 없음"
 
-#: js/ui/calendar.js:1099
+#: js/ui/calendar.js:1103
 msgid "No Events"
 msgstr "행사 없음"
 
-#: js/ui/calendar.js:1153
+#: js/ui/calendar.js:1157
 msgid "Do Not Disturb"
 msgstr "방해 금지"
 
-#: js/ui/calendar.js:1167
+#: js/ui/calendar.js:1176
 msgid "Clear"
 msgstr "지우기"
 
@@ -1070,80 +949,80 @@ msgstr "설치한 버전의 udisks는 PIM 설정을 지원하지 않습니다"
 msgid "Open with %s"
 msgstr "%s 프로그램으로 열기"
 
-#: js/ui/components/networkAgent.js:89
+#: js/ui/components/networkAgent.js:91
 msgid ""
 "Alternatively you can connect by pushing the “WPS” button on your router."
 msgstr "다른 방법으로 라우터의 “WPS” 단추를 눌러서 연결할 수 있습니다."
 
-#: js/ui/components/networkAgent.js:101 js/ui/status/network.js:223
+#: js/ui/components/networkAgent.js:103 js/ui/status/network.js:223
 #: js/ui/status/network.js:314 js/ui/status/network.js:916
 msgid "Connect"
 msgstr "연결"
 
-#: js/ui/components/networkAgent.js:208
+#: js/ui/components/networkAgent.js:210
 msgid "Key"
 msgstr "키"
 
-#: js/ui/components/networkAgent.js:246 js/ui/components/networkAgent.js:269
+#: js/ui/components/networkAgent.js:248 js/ui/components/networkAgent.js:271
 msgid "Private key password"
 msgstr "개인 키 암호"
 
-#: js/ui/components/networkAgent.js:267
+#: js/ui/components/networkAgent.js:269
 msgid "Identity"
 msgstr "신원"
 
-#: js/ui/components/networkAgent.js:281
+#: js/ui/components/networkAgent.js:283
 msgid "Service"
 msgstr "서비스"
 
-#: js/ui/components/networkAgent.js:310 js/ui/components/networkAgent.js:338
-#: js/ui/components/networkAgent.js:685 js/ui/components/networkAgent.js:706
+#: js/ui/components/networkAgent.js:312 js/ui/components/networkAgent.js:340
+#: js/ui/components/networkAgent.js:679 js/ui/components/networkAgent.js:700
 msgid "Authentication required"
 msgstr "인증 필요"
 
-#: js/ui/components/networkAgent.js:311 js/ui/components/networkAgent.js:686
+#: js/ui/components/networkAgent.js:313 js/ui/components/networkAgent.js:680
 #, javascript-format
 msgid ""
 "Passwords or encryption keys are required to access the wireless network "
 "“%s”."
 msgstr "“%s” 무선 네트워크에 연결하려면 암호 또는 암호화 키가 필요합니다."
 
-#: js/ui/components/networkAgent.js:315 js/ui/components/networkAgent.js:690
+#: js/ui/components/networkAgent.js:317 js/ui/components/networkAgent.js:684
 msgid "Wired 802.1X authentication"
 msgstr "유선 802.1X 인증"
 
-#: js/ui/components/networkAgent.js:317
+#: js/ui/components/networkAgent.js:319
 msgid "Network name"
 msgstr "네트워크 이름"
 
-#: js/ui/components/networkAgent.js:322 js/ui/components/networkAgent.js:694
+#: js/ui/components/networkAgent.js:324 js/ui/components/networkAgent.js:688
 msgid "DSL authentication"
 msgstr "인증이 필요합니다"
 
-#: js/ui/components/networkAgent.js:329 js/ui/components/networkAgent.js:699
+#: js/ui/components/networkAgent.js:331 js/ui/components/networkAgent.js:693
 msgid "PIN code required"
 msgstr "PIN 코드가 필요합니다"
 
-#: js/ui/components/networkAgent.js:330 js/ui/components/networkAgent.js:700
+#: js/ui/components/networkAgent.js:332 js/ui/components/networkAgent.js:694
 msgid "PIN code is needed for the mobile broadband device"
 msgstr "휴대전화 네트워크 장치를 사용하려면 PIN 코드가 필요합니다"
 
-#: js/ui/components/networkAgent.js:331
+#: js/ui/components/networkAgent.js:333
 msgid "PIN"
 msgstr "PIN"
 
-#: js/ui/components/networkAgent.js:339 js/ui/components/networkAgent.js:691
-#: js/ui/components/networkAgent.js:695 js/ui/components/networkAgent.js:707
-#: js/ui/components/networkAgent.js:711
+#: js/ui/components/networkAgent.js:341 js/ui/components/networkAgent.js:685
+#: js/ui/components/networkAgent.js:689 js/ui/components/networkAgent.js:701
+#: js/ui/components/networkAgent.js:705
 #, javascript-format
 msgid "A password is required to connect to “%s”."
 msgstr "“%s”에 연결하려면 암호가 필요합니다."
 
-#: js/ui/components/networkAgent.js:674 js/ui/status/network.js:1691
+#: js/ui/components/networkAgent.js:668 js/ui/status/network.js:1691
 msgid "Network Manager"
 msgstr "네트워크 관리"
 
-#: js/ui/components/networkAgent.js:710
+#: js/ui/components/networkAgent.js:704
 msgid "VPN password"
 msgstr "VPN 암호"
 
@@ -1169,7 +1048,7 @@ msgstr "죄송합니다. 동작하지 않았습니다. 다시 시도하십시오
 
 #. Translators: this is the other person changing their old IM name to their new
 #. IM name.
-#: js/ui/components/telepathyClient.js:787
+#: js/ui/components/telepathyClient.js:823
 #, javascript-format
 msgid "%s is now known as %s"
 msgstr "%s의 대화명이 이제 %s입니다"
@@ -1205,31 +1084,31 @@ msgstr "%Y년 %B %-d일"
 msgid "%A %B %e %Y"
 msgstr "%Y년 %B %e일 %A"
 
-#: js/ui/dateMenu.js:161
+#: js/ui/dateMenu.js:162
 msgid "Add world clocks…"
 msgstr "세계 시계 추가…"
 
-#: js/ui/dateMenu.js:162
+#: js/ui/dateMenu.js:163
 msgid "World Clocks"
 msgstr "세계 시계"
 
-#: js/ui/dateMenu.js:276
+#: js/ui/dateMenu.js:308
 msgid "Weather"
 msgstr "날씨"
 
-#: js/ui/dateMenu.js:391
+#: js/ui/dateMenu.js:437
 msgid "Select a location…"
 msgstr "위치를 선택하십시오…"
 
-#: js/ui/dateMenu.js:404
+#: js/ui/dateMenu.js:445
 msgid "Loading…"
 msgstr "읽어들이는 중…"
 
-#: js/ui/dateMenu.js:414
+#: js/ui/dateMenu.js:455
 msgid "Go online for weather information"
 msgstr "날씨 정보를 온라인으로 가져옵니다"
 
-#: js/ui/dateMenu.js:416
+#: js/ui/dateMenu.js:457
 msgid "Weather information is currently unavailable"
 msgstr "날씨 정보를 현재 사용할 수 없습니다"
 
@@ -1360,36 +1239,36 @@ msgid "Other users are logged in"
 msgstr "다른 사용자가 로그인 중입니다"
 
 #. Translators: Remote here refers to a remote session, like a ssh login
-#: js/ui/endSessionDialog.js:588
+#: js/ui/endSessionDialog.js:586
 #, javascript-format
 msgid "%s (remote)"
 msgstr "%s (원격)"
 
 #. Translators: Console here refers to a tty like a VT console
-#: js/ui/endSessionDialog.js:591
+#: js/ui/endSessionDialog.js:589
 #, javascript-format
 msgid "%s (console)"
 msgstr "%s (콘솔)"
 
-#: js/ui/extensionDownloader.js:169
+#: js/ui/extensionDownloader.js:185
 msgid "Install"
 msgstr "설치"
 
-#: js/ui/extensionDownloader.js:175
+#: js/ui/extensionDownloader.js:191
 msgid "Install Extension"
 msgstr "확장 설치"
 
-#: js/ui/extensionDownloader.js:176
+#: js/ui/extensionDownloader.js:192
 #, javascript-format
 msgid "Download and install “%s” from extensions.gnome.org?"
 msgstr ""
 "extensions.gnome.org 사이트에서 “%s” 확장을 다운로드해 설치하시겠습니까?"
 
-#: js/ui/extensionSystem.js:228
+#: js/ui/extensionSystem.js:252
 msgid "Extension Updates Available"
 msgstr "확장 업데이트가 있습니다"
 
-#: js/ui/extensionSystem.js:229
+#: js/ui/extensionSystem.js:253
 msgid "Extension updates are ready to be installed."
 msgstr "확장 업데이트 설치할 준비가 되었습니다."
 
@@ -1535,11 +1414,11 @@ msgstr "소스 보기"
 msgid "Web Page"
 msgstr "웹페이지"
 
-#: js/ui/main.js:269
+#: js/ui/main.js:279
 msgid "Logged in as a privileged user"
 msgstr "관리자 권한으로 로그인"
 
-#: js/ui/main.js:270
+#: js/ui/main.js:280
 msgid ""
 "Running a session as a privileged user should be avoided for security "
 "reasons. If possible, you should log in as a normal user."
@@ -1547,24 +1426,24 @@ msgstr ""
 "관리자 권한으로 세션을 시작하는 일은 보안 이유로 피해야 합니다. 할 수 있으면 "
 "일반 유저로 로그인해야 합니다."
 
-#: js/ui/main.js:276
+#: js/ui/main.js:319
 msgid "Screen Lock disabled"
 msgstr "화면 잠금 사용하지 않음"
 
 # GDM
-#: js/ui/main.js:277
+#: js/ui/main.js:320
 msgid "Screen Locking requires the GNOME display manager."
 msgstr "화면 잠금은 그놈 디스플레이 관리자가 필요합니다."
 
-#: js/ui/messageTray.js:1554
+#: js/ui/messageTray.js:1548
 msgid "System Information"
 msgstr "시스템 정보"
 
-#: js/ui/mpris.js:199
+#: js/ui/mpris.js:204
 msgid "Unknown artist"
 msgstr "알 수 없는 음악가"
 
-#: js/ui/mpris.js:209
+#: js/ui/mpris.js:214
 msgid "Unknown title"
 msgstr "알 수 없는 제목"
 
@@ -1636,16 +1515,16 @@ msgstr "끝내기"
 
 #. Translators: If there is no suitable word for "Activities"
 #. in your language, you can use the word for "Overview".
-#: js/ui/panel.js:434
+#: js/ui/panel.js:437
 msgid "Activities"
 msgstr "현재 활동"
 
-#: js/ui/panel.js:713
+#: js/ui/panel.js:716
 msgctxt "System menu in the top bar"
 msgid "System"
 msgstr "시스템"
 
-#: js/ui/panel.js:826
+#: js/ui/panel.js:829
 msgid "Top Bar"
 msgstr "위 막대"
 
@@ -1676,11 +1555,11 @@ msgstr "그놈에서 화면을 잠궈야 합니다"
 #.
 #. XXX: another option is to kick the user into the gdm login
 #. screen, where we're not affected by grabs
-#: js/ui/screenShield.js:244 js/ui/screenShield.js:598
+#: js/ui/screenShield.js:244 js/ui/screenShield.js:601
 msgid "Unable to lock"
 msgstr "잠글 수 없습니다"
 
-#: js/ui/screenShield.js:245 js/ui/screenShield.js:599
+#: js/ui/screenShield.js:245 js/ui/screenShield.js:602
 msgid "Lock was blocked by an application"
 msgstr "프로그램이 잠금을 막았습니다"
 
@@ -1763,13 +1642,13 @@ msgid "The PIM must be a number or empty."
 msgstr "PIM은 숫자거나 비어 있어야 합니다."
 
 #. Translators: %s is the Disks application
-#: js/ui/shellMountOperation.js:469
+#: js/ui/shellMountOperation.js:465
 #, javascript-format
 msgid "Unable to start %s"
 msgstr "%s 프로그램을 시작할 수 없습니다"
 
 #. Translators: %s is the Disks application
-#: js/ui/shellMountOperation.js:471
+#: js/ui/shellMountOperation.js:467
 #, javascript-format
 msgid "Couldn’t find the %s application"
 msgstr "%s 프로그램을 찾을 수 없습니다"
@@ -2238,12 +2117,12 @@ msgid "Could not authorize the Thunderbolt device: %s"
 msgstr "썬더볼트 장치에 권한을 부여할 수 없습니다: %s"
 
 # 오디오 볼륨
-#: js/ui/status/volume.js:150
+#: js/ui/status/volume.js:151
 msgid "Volume changed"
 msgstr "볼륨 바꿈"
 
 # 오디오 볼륨
-#: js/ui/status/volume.js:221
+#: js/ui/status/volume.js:222
 msgid "Volume"
 msgstr "볼륨"
 
@@ -2277,23 +2156,23 @@ msgstr "내장만 사용"
 
 #. Translators: This is a time format for a date in
 #. long format
-#: js/ui/unlockDialog.js:370
+#: js/ui/unlockDialog.js:371
 msgid "%A %B %-d"
 msgstr "%B %-d일 %A"
 
-#: js/ui/unlockDialog.js:376
+#: js/ui/unlockDialog.js:377
 msgid "Swipe up to unlock"
 msgstr "잠금을 풀려면 위로 살짝 미십시오"
 
-#: js/ui/unlockDialog.js:377
+#: js/ui/unlockDialog.js:378
 msgid "Click or press a key to unlock"
 msgstr "잠금을 풀려면 마우스 단추 또는 키를 누르십시오"
 
-#: js/ui/unlockDialog.js:549
+#: js/ui/unlockDialog.js:550
 msgid "Unlock Window"
 msgstr "창 잠금 풀기"
 
-#: js/ui/unlockDialog.js:558
+#: js/ui/unlockDialog.js:559
 msgid "Log in as another user"
 msgstr "다른 사용자로 로그인"
 
@@ -2326,7 +2205,7 @@ msgstr "설정 되돌리기"
 msgid "Keep Changes"
 msgstr "바뀐 사항 유지"
 
-#: js/ui/windowManager.js:85
+#: js/ui/windowManager.js:86
 #, javascript-format
 msgid "Settings changes will revert in %d second"
 msgid_plural "Settings changes will revert in %d seconds"
@@ -2334,7 +2213,7 @@ msgstr[0] "바뀐 설정을 %d초 후에 되돌립니다"
 
 #. Translators: This represents the size of a window. The first number is
 #. * the width of the window and the second is the height.
-#: js/ui/windowManager.js:544
+#: js/ui/windowManager.js:546
 #, javascript-format
 msgid "%d × %d"
 msgstr "%d × %d"
@@ -2412,28 +2291,28 @@ msgid "Evolution Calendar"
 msgstr "에볼루션 달력"
 
 # 커맨드라인 옵션 설명
-#: src/main.c:460 subprojects/extensions-tool/src/main.c:249
+#: src/main.c:458 subprojects/extensions-tool/src/main.c:249
 msgid "Print version"
 msgstr "버전을 표시합니다"
 
-#: src/main.c:466
+#: src/main.c:464
 msgid "Mode used by GDM for login screen"
 msgstr "GDM에서 로그인 화면에 사용할 모드"
 
-#: src/main.c:472
+#: src/main.c:470
 msgid "Use a specific mode, e.g. “gdm” for login screen"
 msgstr "특정 모드 사용. 예를 들어 로그인 화면에 대해 “gdm”"
 
-#: src/main.c:478
+#: src/main.c:476
 msgid "List possible modes"
 msgstr "가능한 모드 목록 표시"
 
-#: src/shell-app.c:279
+#: src/shell-app.c:286
 msgctxt "program"
 msgid "Unknown"
 msgstr "알 수 없음"
 
-#: src/shell-app.c:530
+#: src/shell-app.c:537
 #, c-format
 msgid "Failed to launch “%s”"
 msgstr "“%s” 실행에 실패했습니다"
@@ -2450,6 +2329,137 @@ msgstr "빈 암호를 쓸 수 없습니다"
 msgid "Authentication dialog was dismissed by the user"
 msgstr "인증 대화 창을 사용자가 닫았습니다"
 
+#: subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in:5
+#: subprojects/extensions-app/data/org.gnome.Extensions.desktop.in.in:4
+#: subprojects/extensions-app/js/main.js:182
+#: subprojects/extensions-app/data/ui/extensions-window.ui:61
+msgid "Extensions"
+msgstr "확장"
+
+#: subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in:6
+#: subprojects/extensions-app/js/main.js:183
+msgid "Manage your GNOME Extensions"
+msgstr "그놈 확장을 관리합니다"
+
+#: subprojects/extensions-app/data/metainfo/org.gnome.Extensions.metainfo.xml.in:35
+msgid ""
+"GNOME Extensions handles updating extensions, configuring extension "
+"preferences and removing or disabling unwanted extensions."
+msgstr "그놈 확장 관리자에서는 확장 기능의 업데이트, 확장 기능의 설정, 원하지 않는 확장 기능 제거 또는 사용 중지를 처리합니다."
+
+#: subprojects/extensions-app/data/org.gnome.Extensions.desktop.in.in:7
+msgid "Configure GNOME Shell Extensions"
+msgstr "그놈 셸 확장을 설정합니다"
+
+#: subprojects/extensions-app/js/main.js:144
+#, javascript-format
+msgid "Remove “%s”?"
+msgstr "“%s” 확장을 제거하시겠습니까?"
+
+#: subprojects/extensions-app/js/main.js:145
+msgid ""
+"If you remove the extension, you need to return to download it if you want "
+"to enable it again"
+msgstr "확장을 제거한 다음 다시 사용하려면 다시 다운로드해야 합니다"
+
+#: subprojects/extensions-app/js/main.js:149
+msgid "Remove"
+msgstr "제거"
+
+#: subprojects/extensions-app/js/main.js:181
+msgid "translator-credits"
+msgstr ""
+"차영호 <ganadist@gmail.com>\n"
+"조성호 <darkcircle.0426@gmail.com>\n"
+"류창우 <cwryu@debian.org>"
+
+#: subprojects/extensions-app/js/main.js:316
+#, javascript-format
+msgid "%d extension will be updated on next login."
+msgid_plural "%d extensions will be updated on next login."
+msgstr[0] "다음 로그인에 확장 %d개를 업데이트할 예정입니다."
+
+#: subprojects/extensions-app/data/ui/extension-row.ui:100
+#: subprojects/extensions-tool/src/command-create.c:211
+#: subprojects/extensions-tool/src/main.c:173
+msgid "Description"
+msgstr "설명"
+
+# 커맨드라인 옵션 설명
+#: subprojects/extensions-app/data/ui/extension-row.ui:123
+#: subprojects/extensions-tool/src/main.c:185
+msgid "Version"
+msgstr "버전"
+
+#: subprojects/extensions-app/data/ui/extension-row.ui:151
+msgid "Author"
+msgstr "작성자"
+
+#: subprojects/extensions-app/data/ui/extension-row.ui:175
+msgid "Website"
+msgstr "홈페이지"
+
+#: subprojects/extensions-app/data/ui/extension-row.ui:192
+msgid "Remove…"
+msgstr "제거…"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:8
+msgid "Help"
+msgstr "도움말"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:12
+msgid "About Extensions"
+msgstr "확장 정보"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:27
+msgid ""
+"To find and add extensions, visit <a href=\"https://extensions.gnome.org"
+"\">extensions.gnome.org</a>."
+msgstr ""
+"확장을 찾고 추가하려면, <a href=\"https://extensions.gnome.org\">extensions."
+"gnome.org</a> 사이트를 방문하십시오."
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:35
+msgid "Warning"
+msgstr "주의"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:46
+msgid ""
+"Extensions can cause system issues, including performance problems. If you "
+"encounter problems with your system, it is recommended to disable all "
+"extensions."
+msgstr ""
+"확장 때문에 성능 문제 등의 시스템 문제가 발생할 수 있습니다. 시스템에 문제를 "
+"발견할 경우, 모든 확장을 꺼 보기를 권합니다."
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:135
+msgid "Manually Installed"
+msgstr "수동 설치"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:159
+msgid "Built-In"
+msgstr "내장"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:200
+msgid "No Installed Extensions"
+msgstr "설치한 확장 없음"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:236
+msgid ""
+"We’re very sorry, but it was not possible to get the list of installed "
+"extensions. Make sure you are logged into GNOME and try again."
+msgstr ""
+"대단히 죄송합니다. 설치한 확장 기능의 목록을 가져올 수 없습니다. 그놈 데스크"
+"톱에 로그인했는지 확인하시고 다시 시도하십시오."
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:273
+msgid "Extension Updates Ready"
+msgstr "확장 업데이트가 준비되었습니다"
+
+#: subprojects/extensions-app/data/ui/extensions-window.ui:289
+msgid "Log Out…"
+msgstr "로그아웃…"
+
 #. Translators: a file path to an extension directory
 #: subprojects/extensions-tool/src/command-create.c:125
 #, c-format
@@ -2785,3 +2795,6 @@ msgstr[0] "%u개 입력"
 #: subprojects/gvc/gvc-mixer-control.c:2766
 msgid "System Sounds"
 msgstr "시스템 소리"
+
+#~ msgid "Copy Error"
+#~ msgstr "오류 메시지 복사"