Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

18 files changed, 138 insertions, 34 deletions

diff --git a/l10n-is/browser/browser/aboutLogins.ftl b/l10n-is/browser/browser/aboutLogins.ftl
index 042f557e4a..fd33d175a3 100644
--- a/l10n-is/browser/browser/aboutLogins.ftl
+++ b/l10n-is/browser/browser/aboutLogins.ftl
@@ -171,6 +171,13 @@ about-logins-edit-login-os-auth-dialog-message-win = Til að breyta innskráning
 # This message can be seen when attempting to edit a login in about:logins
 # On MacOS, only provide the reason that account verification is needed. Do not put a complete sentence here.
 about-logins-edit-login-os-auth-dialog-message-macosx = breyta vistuðu innskráningunni
+# The macOS strings are preceded by the operating system with "Firefox is trying to ".
+# This message can be seen when attempting to disable osauth in about:preferences.
+about-logins-os-auth-dialog-message =
+    { PLATFORM() ->
+        [macos] breyttu stillingum lykilorða
+       *[other] { -brand-short-name } er að reyna að breyta stillingum lykilorða. Notaðu innskráningu tækisins til að leyfa þetta.
+    }
 # This message can be seen when attempting to edit a login in about:logins on Windows.
 about-logins-edit-login-os-auth-dialog-message2-win = Til að breyta lykilorðinu þínu, skaltu setja inn Windows-innskráningarauðkennin þín. Þetta hjálpar til við að tryggja öryggi reikninganna þinna.
 # This message can be seen when attempting to edit a login in about:logins
@@ -254,12 +261,6 @@ about-logins-confirm-remove-all-sync-dialog-message =
         [one] Þetta mun fjarlægja innskráninguna sem þú vistaðir í { -brand-short-name } á öllum tækjum sem eru samstillt við { -fxaccount-brand-name }. Þetta mun einnig fjarlægja innbrotaviðvaranir sem birtast hér. Þú munt ekki geta afturkallað þessa aðgerð.
        *[other] Þetta mun fjarlægja allar innskráningar sem þú hefur vistað á { -brand-short-name } á öllum tækjum sem eru samstillt við { -fxaccount-brand-name }. Þetta mun einnig fjarlægja innbrotaviðvaranir sem birtast hér. Þú munt ekki geta afturkallað þessa aðgerð.
     }
-about-logins-confirm-remove-all-sync-dialog-message2 =
-    { $count ->
-        [1] Þetta mun fjarlægja innskráningar sem þú hefur vistað á { -brand-short-name } á öllum tækjum sem eru samstillt við aðganginn þinn. Þetta mun einnig fjarlægja innbrotaviðvaranir sem birtast hér. Þú munt ekki geta afturkallað þessa aðgerð.
-        [one] Þetta mun fjarlægja innskráninguna sem þú hefur vistað á { -brand-short-name } á öllum tækjum sem eru samstillt við aðganginn þinn. Þetta mun einnig fjarlægja innbrotaviðvaranir sem birtast hér. Þú munt ekki geta afturkallað þessa aðgerð.
-       *[other] Þetta mun fjarlægja allar innskráningar sem þú hefur vistað á { -brand-short-name } á öllum tækjum sem eru samstillt við aðganginn þinn. Þetta mun einnig fjarlægja innbrotaviðvaranir sem birtast hér. Þú munt ekki geta afturkallað þessa aðgerð.
-    }
 # Checkbox for modal to confirm the removal of saved passwords
 about-logins-confirm-remove-all-dialog-checkbox-label2 =
     { $count ->
diff --git a/l10n-is/browser/browser/allTabsMenu.ftl b/l10n-is/browser/browser/allTabsMenu.ftl
index 7e12ae1071..587f15a1b2 100644
--- a/l10n-is/browser/browser/allTabsMenu.ftl
+++ b/l10n-is/browser/browser/allTabsMenu.ftl
@@ -5,13 +5,12 @@
 # "Search" is a verb, as in "Search through tabs".
 all-tabs-menu-search-tabs =
     .label = Leita í flipum
-
 all-tabs-menu-new-user-context =
     .label = Nýr sérefnisflipi
-
 all-tabs-menu-hidden-tabs =
     .label = Faldir flipar
-
 all-tabs-menu-manage-user-context =
     .label = Stjórna sérefnisfllipum
     .accesskey = f
+all-tabs-menu-close-duplicate-tabs =
+    .label = Loka tvíteknum flipum
diff --git a/l10n-is/browser/browser/appmenu.ftl b/l10n-is/browser/browser/appmenu.ftl
index 8057d1cf1b..3f461ab3d4 100644
--- a/l10n-is/browser/browser/appmenu.ftl
+++ b/l10n-is/browser/browser/appmenu.ftl
@@ -87,6 +87,10 @@ appmenu-remote-tabs-showinactive =
            *[other] Sýna { $count } óvirka flipa
         }
     .tooltiptext = Sýna óvirku flipana á þessu tæki
+# This is shown as the label for an element to show inactive tabs from this device.
+appmenu-remote-tabs-show-inactive-tabs =
+    .label = Óvirkir flipar
+    .tooltiptext = Skoða óvirka flipa á þessu tæki
 # This is shown beneath the name of a device when that device has no open tabs
 appmenu-remote-tabs-notabs = Engir opnir flipar
 # This is shown when Sync is configured but syncing tabs is disabled.
diff --git a/l10n-is/browser/browser/newtab/newtab.ftl b/l10n-is/browser/browser/newtab/newtab.ftl
index 713fbd3856..70c2daef61 100644
--- a/l10n-is/browser/browser/newtab/newtab.ftl
+++ b/l10n-is/browser/browser/newtab/newtab.ftl
@@ -272,6 +272,9 @@ newtab-custom-recent-subtitle = Úrval af nýlegum síðum og efni
 newtab-custom-recent-toggle =
     .label = Nýleg virkni
     .description = Úrval af nýlegum síðum og efni
+newtab-custom-weather-toggle =
+    .label = Veður
+    .description = Veðurspá dagsins í skyndi
 newtab-custom-close-button = Loka
 newtab-custom-settings = Sýsla með fleiri stillingar
 
@@ -295,3 +298,32 @@ newtab-wallpaper-dark-city = Fjólublátt borgarlandslag
 #   $author_string (String) - The name of the creator of the photo.
 #   $webpage_string (String) - The name of the webpage where the photo is located.
 newtab-wallpaper-attribution = Ljósmynd eftir <a data-l10n-name="name-link">{ $author_string }</a> á <a data-l10n-name="webpage-link">{ $webpage_string }</a>
+
+## New Tab Weather
+
+# Variables:
+#   $provider (string) - Service provider for weather data
+newtab-weather-see-forecast =
+    .title = Sjá veðurspá í { $provider }
+# Variables:
+#   $provider (string) - Service provider for weather data
+newtab-weather-sponsored = { $provider } ∙ Kostað
+newtab-weather-menu-change-location = Breyta staðsetningu
+newtab-weather-change-location-search-input = Leita að staðsetningu
+newtab-weather-menu-weather-display = Birting veðurs
+# Display options are:
+# - Simple: Displays a current weather condition icon and the current temperature
+# - Detailed: Include simple information plus a short text summary: e.g. "Mostly cloudy"
+newtab-weather-menu-weather-display-option-simple = Einfalt
+newtab-weather-menu-change-weather-display-simple = Skipta yfir í einfalda sýn
+newtab-weather-menu-weather-display-option-detailed = Ítarleg
+newtab-weather-menu-change-weather-display-detailed = Skipta yfir í nákvæma sýn
+newtab-weather-menu-temperature-units = Hitastigseiningar
+newtab-weather-menu-temperature-option-fahrenheit = Fahrenheit
+newtab-weather-menu-temperature-option-celsius = Selsíus
+newtab-weather-menu-change-temperature-units-fahrenheit = Skipta yfir í Fahrenheit
+newtab-weather-menu-change-temperature-units-celsius = Skipta yfir í Selsíus
+newtab-weather-menu-hide-weather = Fela veður á nýjum flipa
+newtab-weather-menu-learn-more = Kanna nánar
+# This message is shown if user is working offline
+newtab-weather-error-not-available = Veðurgögn eru ekki tiltæk í augnablikinu.
diff --git a/l10n-is/browser/browser/policies/policies-descriptions.ftl b/l10n-is/browser/browser/policies/policies-descriptions.ftl
index a98baf9078..1f0b0bd254 100644
--- a/l10n-is/browser/browser/policies/policies-descriptions.ftl
+++ b/l10n-is/browser/browser/policies/policies-descriptions.ftl
@@ -84,6 +84,8 @@ policy-Handlers = Stilla meðhöndlun með sjálfgefnum forritum.
 policy-HardwareAcceleration = Ef rangt, slökkva á hröðun vélbúnaðar.
 # “lock” means that the user won’t be able to change this setting
 policy-Homepage = Stilla og mögulega loka upphafssíðu.
+policy-HttpAllowlist = Upprunar sem verða ekki uppfærðir í HTTPS.
+policy-HttpsOnlyMode = Leyfa að Einungis-HTTPS-hamur sé virkjaður.
 policy-InstallAddonsPermission = Leyfa tilteknum vefsvæðum að setja upp viðbætur.
 policy-LegacyProfiles = Slökkva á eiginleikanum sem framfylgir sérstöku notandasniði fyrir hverja uppsetningu.
 
@@ -108,6 +110,9 @@ policy-OverrideFirstRunPage = Breyta upphafssíðu. Tómt gildi til að slökkva
 policy-OverridePostUpdatePage = Setja aðra síðu í stað "Hvað er nýtt"-síðunnar sem birtist eftir uppfærslur. Stilltu þetta á tómt gildi til að gera síðuna óvirka.
 policy-PasswordManagerEnabled = Virkja vistun lykilorða í lykilorðastýringunni.
 policy-PasswordManagerExceptions = Koma í veg fyrir að { -brand-short-name } visti lykilorð fyrir tiltekin vefsvæði.
+# Post-quantum refers to cryptography that is safe from attacks by quantum
+# computers. See https://en.wikipedia.org/wiki/Post-quantum_cryptography
+policy-PostQuantumKeyAgreementEnabled = Virkja samþykki fyrir skammtatölvulykla (post-quantum key) fyrir TLS.
 # PDF.js and PDF should not be translated
 policy-PDFjs = Stilla eða gera PDF.js óvirkt, innbyggða PDF-lesarann í { -brand-short-name }.
 policy-Permissions2 = Stilla heimildir fyrir myndavél, hljóðnema, staðsetningu, tilkynningar og sjálfvirka afspilun.
diff --git a/l10n-is/browser/browser/preferences/preferences.ftl b/l10n-is/browser/browser/preferences/preferences.ftl
index 5a4b450c15..c1fb30a652 100644
--- a/l10n-is/browser/browser/preferences/preferences.ftl
+++ b/l10n-is/browser/browser/preferences/preferences.ftl
@@ -599,6 +599,10 @@ home-prefs-recent-activity-description = Úrval af nýlegum síðum og efni
 home-prefs-snippets-header =
     .label = Molar
 home-prefs-snippets-description-new = Ábendingar og fréttir frá { -vendor-short-name } og { -brand-product-name }
+home-prefs-weather-header =
+    .label = Veður
+home-prefs-weather-description = Spá dagsins í hnotskurn
+home-prefs-weather-learn-more-link = Kanna nánar
 # Variables:
 #   $num (number) - Number of rows displayed
 home-prefs-sections-rows-option =
@@ -912,6 +916,9 @@ forms-saved-passwords =
 forms-primary-pw-use =
     .label = Nota aðallykilorð
     .accesskey = o
+# This operation requires the user to authenticate with the operating system (device sign-in)
+forms-os-reauth =
+    .label = Krefjast innskráningar tækis til að fylla út og sýsla með lykilorð
 forms-primary-pw-learn-more-link = Frekari upplýsingar
 # This string uses the former name of the Primary Password feature
 # ("Master Password" in English) so that the preferences can be found
@@ -944,6 +951,13 @@ primary-password-os-auth-dialog-message-win = Til að búa til aðallykilorð sk
 # notes are only valid for English. Please test in your locale.
 primary-password-os-auth-dialog-message-macosx = búa til aðallykilorð
 master-password-os-auth-dialog-caption = { -brand-full-name }
+# The macOS string is preceded by the operating system with "Firefox is trying to ".
+autofill-creditcard-os-dialog-message =
+    { PLATFORM() ->
+        [macos] breyttu stillingum fyrir greiðslumáta
+       *[other] { -brand-short-name } er að reyna að breyta stillingum fyrir greiðslumáta. Notaðu innskráningu tækisins til að leyfa þetta.
+    }
+autofill-creditcard-os-auth-dialog-caption = { -brand-full-name }
 
 ## Privacy section - Autofill
 
@@ -966,6 +980,9 @@ autofill-reauth-checkbox =
        *[other] Krefjast auðkenningar til að fylla út og breyta greiðslumáta.
     }
     .accesskey = K
+# This operation requires the user to authenticate with the operating system (device sign-in)
+autofill-reauth-payment-methods-checkbox = Krefjast innskráningar tækis til að fylla út og hafa umsjón með greiðslumátum
+    .accesskey = o
 
 ## Privacy Section - History
 
diff --git a/l10n-is/browser/browser/screenshots.ftl b/l10n-is/browser/browser/screenshots.ftl
index 13168d6b0f..cfcfcc5747 100644
--- a/l10n-is/browser/browser/screenshots.ftl
+++ b/l10n-is/browser/browser/screenshots.ftl
@@ -68,6 +68,16 @@ screenshots-component-download-button =
     .title = Sækja ({ $shortcut })
     .aria-label = Sækja
 screenshots-component-download-button-label = Sækja
+# Variables
+#   $shortcut (String) - A keyboard shortcut for copying the screenshot.
+screenshots-component-copy-button-2 = Afrita
+    .title = Afrita ({ $shortcut })
+    .aria-label = Afrita
+# Variables
+#   $shortcut (String) - A keyboard shortcut for saving/downloading the screenshot.
+screenshots-component-download-button-2 = Sækja
+    .title = Sækja ({ $shortcut })
+    .aria-label = Sækja
 
 ## The below strings are used to capture keydown events so the strings should
 ## not be changed unless the keyboard layout in the locale requires it.
diff --git a/l10n-is/browser/browser/tabbrowser.ftl b/l10n-is/browser/browser/tabbrowser.ftl
index 19307a0167..53cad8db7e 100644
--- a/l10n-is/browser/browser/tabbrowser.ftl
+++ b/l10n-is/browser/browser/tabbrowser.ftl
@@ -4,18 +4,15 @@
 
 tabbrowser-empty-tab-title = Nýr flipi
 tabbrowser-empty-private-tab-title = Nýr huliðsflipi
-
 tabbrowser-menuitem-close-tab =
     .label = Loka flipa
 tabbrowser-menuitem-close =
     .label = Loka
-
 # Displayed as a tooltip on container tabs
 # Variables:
 #   $title (String): the title of the current tab.
 #   $containerName (String): the name of the current container.
 tabbrowser-container-tab-title = { $title } - { $containerName }
-
 # Variables:
 #   $tabCount (Number): The number of tabs that will be closed.
 tabbrowser-close-tabs-tooltip =
@@ -114,13 +111,17 @@ tabbrowser-confirm-caretbrowsing-title = Vafra með bendli
 tabbrowser-confirm-caretbrowsing-message = Takkinn F7 virkjar að vafra með bendli. Þessi aðgerð bætir við hreyfanlegum bendli á vefsíður, sem leyfir þér að velja með lyklaborðinu. Viltu virkja vafrað með bendli?
 tabbrowser-confirm-caretbrowsing-checkbox = Ekki sýna þennan glugga aftur.
 
+## Confirmation dialog for closing all duplicate tabs
+
+tabbrowser-confirm-close-duplicate-tabs-title = Gættu þín
+tabbrowser-confirm-close-duplicate-tabs-text = Við munum halda síðasta virka flipanum opnum
+
 ##
 
 # Variables:
 #   $domain (String): URL of the page that is trying to steal focus.
 tabbrowser-allow-dialogs-to-get-focus =
     .label = Leyfðu tilkynningum sem þessum frá { $domain } að fara með þig á flipann þeirra
-
 tabbrowser-customizemode-tab-title = Sérsníða { -brand-short-name }
 
 ## Context menu buttons, of which only one will be visible at a time
@@ -139,7 +140,6 @@ tabbrowser-context-mute-selected-tabs =
 tabbrowser-context-unmute-selected-tabs =
     .label = Kveikja á hljóði úr flipum
     .accesskey = m
-
 # This string is used as an additional tooltip and accessibility description for tabs playing audio
 tabbrowser-tab-audio-playing-description = Spilar hljóð
 
diff --git a/l10n-is/browser/browser/translations.ftl b/l10n-is/browser/browser/translations.ftl
index 58d3080a7f..512b1d1bf4 100644
--- a/l10n-is/browser/browser/translations.ftl
+++ b/l10n-is/browser/browser/translations.ftl
@@ -249,3 +249,5 @@ select-translations-panel-unsupported-language-message-unknown =
 # Text displayed on the menuitem that opens the Translation Settings page.
 select-translations-panel-open-translations-settings-menuitem =
     .label = Þýðingastillingar
+# An announcement made to assistive technology when the translation is complete
+select-translations-panel-translation-complete-announcement = Þýðingu lokið
diff --git a/l10n-is/browser/browser/webrtcIndicator.ftl b/l10n-is/browser/browser/webrtcIndicator.ftl
index c2c98025c1..b224d498e4 100644
--- a/l10n-is/browser/browser/webrtcIndicator.ftl
+++ b/l10n-is/browser/browser/webrtcIndicator.ftl
@@ -219,6 +219,9 @@ webrtc-action-not-now =
 ##
 
 webrtc-remember-allow-checkbox = Muna þessa ákvörðun
+webrtc-remember-allow-checkbox-camera = Muna fyrir allar myndavélar
+webrtc-remember-allow-checkbox-microphone = Muna fyrir alla hljóðnema
+webrtc-remember-allow-checkbox-camera-and-microphone = Muna fyrir allar myndavélar og hljóðnema
 webrtc-mute-notifications-checkbox = Þagga niður í tilkynningum vefsvæðis meðan þú deilir
 webrtc-reason-for-no-permanent-allow-screen = { -brand-short-name } leyfir ekki fastan aðgang að skjánum þínum.
 webrtc-reason-for-no-permanent-allow-audio = { -brand-short-name } leyfir ekki fastan aðgang að flipum nema að spyrja hvaða flipa á að deila.
diff --git a/l10n-is/devtools/client/accessibility.ftl b/l10n-is/devtools/client/accessibility.ftl
index 5a605ab714..65e53b705a 100644
--- a/l10n-is/devtools/client/accessibility.ftl
+++ b/l10n-is/devtools/client/accessibility.ftl
@@ -6,16 +6,13 @@
 ### These strings are used inside the Accessibility panel.
 
 accessibility-learn-more = Fræðast meira
-
 accessibility-text-label-header = Textamerki og nöfn
-
 accessibility-keyboard-header = Lyklaborð
 
-## Text entries that are used as text alternative for icons that depict accessibility isses.
-
-
 ## These strings are used in the overlay displayed when running an audit in the accessibility panel
 
+accessibility-progress-initializing = Frumstillir…
+    .aria-valuetext = Frumstillir…
 accessibility-progress-finishing = Er að klára...
     .aria-valuetext = Er að klára...
 
@@ -23,10 +20,8 @@ accessibility-progress-finishing = Er að klára...
 
 accessibility-warning =
     .alt = Aðvörun
-
 accessibility-fail =
     .alt = Villa
-
 accessibility-best-practices =
     .alt = Góðar venjur
 
diff --git a/l10n-is/devtools/client/accessibility.properties b/l10n-is/devtools/client/accessibility.properties
index c16fb7fa68..16f7bdbe62 100644
--- a/l10n-is/devtools/client/accessibility.properties
+++ b/l10n-is/devtools/client/accessibility.properties
@@ -3,14 +3,6 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 # LOCALIZATION NOTE These strings are used inside the Accessibility panel
-# which is available from the Web Developer sub-menu -> 'Accessibility'.
-# The correct localization of this file might be to keep it in
-# English, or another language commonly spoken among web developers.
-# You want to make that choice consistent across the developer tools.
-# A good criteria is the language in which you'd find the best
-# documentation on web development on the web.
-
-# LOCALIZATION NOTE These strings are used inside the Accessibility panel
 # which is in the Developer Tools, available in the
 # Browser Tools sub-menu -> 'Web Developer Tools'
 #
@@ -40,6 +32,14 @@ accessibility.properties=Properties
 # Accessibility tree (that represents accessible element name) container.
 accessibility.treeName=Accessibility Tree
 
+# LOCALIZATION NOTE (accessibility.accessible.selectElement.title): A title text
+# displayed on buttons next to accessible elements in the `relations` section, allowing the
+# user to select the element in the accessibility tree.
+
+# LOCALIZATION NOTE (accessibility.accessible.selectNodeInInspector.title): A title text
+# displayed on buttons next to nodes in the sidebar, allowing the user to select the node
+# in the Inspector panel.
+
 # LOCALIZATION NOTE (accessibility.accessible.notAvailable): A title text
 # displayed when accessible sidebar panel does not have an accessible object to
 # display.
@@ -228,6 +228,7 @@ accessibility.tree.filters.prefs=Stilla kjörstillingar
 
 # LOCALIZATION NOTE (accessibility.progress.initializing): A title text for the
 # accessibility panel overlay shown when accessibility audit is starting up.
+accessibility.progress.initializing=Frumstillir…
 
 # LOCALIZATION NOTE (accessibility.progress.initializing): A title text for the
 # accessibility panel overlay shown when accessibility audit is running showing
@@ -284,4 +285,3 @@ accessibility.simulation.achromatopsia=Achromatopsia (enginn litur)
 # LOCALIZATION NOTE (accessibility.toolbar.displayTabbingOrder.tooltip): A title text for a checkbox
 # tooltip in the accessibility panel toolbar that turns on/off the overlay of focusable elements in
 # their tabbing order.
-
diff --git a/l10n-is/devtools/client/animationinspector.properties b/l10n-is/devtools/client/animationinspector.properties
index 957e5a4c23..95ad0a842f 100644
--- a/l10n-is/devtools/client/animationinspector.properties
+++ b/l10n-is/devtools/client/animationinspector.properties
@@ -65,6 +65,7 @@ player.infiniteIterationCountText=∞
 # e.g.
 # If iterationStart of animation is 0.5 and duration is 1 sec, the string will be
 # "Iteration start: 0.5 (0.5s)"
+player.animationIterationStartLabel2=Byrjun endurtekningar: %1$S (%2$S)
 
 # LOCALIZATION NOTE (player.animationOverallEasingLabel):
 # This string is displayed in a tooltip that appears when hovering over
diff --git a/l10n-is/devtools/client/components.properties b/l10n-is/devtools/client/components.properties
index 388d6ee4c5..a7a9c071d8 100644
--- a/l10n-is/devtools/client/components.properties
+++ b/l10n-is/devtools/client/components.properties
@@ -28,6 +28,7 @@ notificationBox.closeTooltip=Close this message
 
 # LOCALIZATION NOTE (appErrorBoundary.fileBugButton): This is the text that appears in
 # the button to visit the bug filing link.
+appErrorBoundary.fileBugButton=Senda inn villuskýrslu
 
 # LOCALIZATION NOTE (appErrorBoundary.reloadPanelInfo): This is the text that appears
 # after the panel errors to instruct the user to reload the panel.
@@ -43,3 +44,11 @@ notificationBox.closeTooltip=Close this message
 
 # LOCALIZATION NOTE (searchBox.clearButtonTitle): The title of the SearchBox clear input
 # button, which is displayed when the input is not empty.
+
+# LOCALIZATION NOTE treeNode.collapseButtonTitle): The title of the Tree node toggle
+# button when the node is expanded.
+treeNode.collapseButtonTitle=Fella saman
+
+# LOCALIZATION NOTE treeNode.expandButtonTitle): The title of the Tree node toggle
+# button when the node is collapsed.
+treeNode.expandButtonTitle=Þenja út
diff --git a/l10n-is/devtools/client/startup.properties b/l10n-is/devtools/client/startup.properties
index d939d8d9b5..5ed8d754a2 100644
--- a/l10n-is/devtools/client/startup.properties
+++ b/l10n-is/devtools/client/startup.properties
@@ -115,6 +115,7 @@ inspector.tooltip2=DOM and Style Inspector (%S)
 # This is the exact same string as inspector.tooltip2, except that we show it
 # on mac only, where we support toggling the inspector with either cmd+shift+C,
 # or cmd+opt+C
+inspector.mac.tooltip=DOM og Style Inspector (%1$S eða %2$S)
 
 # LOCALIZATION NOTE (netmonitor.label):
 # This string is displayed in the title of the tab when the Network Monitor is
@@ -217,10 +218,12 @@ application.label=Forrit
 
 # LOCALIZATION NOTE (application.panelLabel):
 # This is used as the label for the toolbox panel.
+application.panelLabel=Forritaspjald
 
 # LOCALIZATION NOTE (application.tooltip):
 # This string is displayed in the tooltip of the tab when the Application panel is
 # displayed inside the developer tools window.
+application.tooltip=Forritaspjald
 
 # LOCALIZATION NOTE (toolbox.buttons.responsive):
 # This is the tooltip of the button in the toolbox toolbar that toggles
diff --git a/l10n-is/dom/chrome/accessibility/win/accessible.properties b/l10n-is/dom/chrome/accessibility/win/accessible.properties
index cbb954109b..a2d2c83ad4 100644
--- a/l10n-is/dom/chrome/accessibility/win/accessible.properties
+++ b/l10n-is/dom/chrome/accessibility/win/accessible.properties
@@ -19,3 +19,12 @@ cycle   =       Ferli
 # them to click an element when the click will be handled by a container
 # (ancestor) element. This is not normally reported to users.
 click ancestor = Smelltu á forvera
+
+# These messages are reported by accessibility clients such as screen readers to
+# indicate landmarks, which are significant sections of a document to which
+# users might want to navigate quickly. See this page for more information:
+# https://www.w3.org/WAI/ARIA/apg/patterns/landmarks/examples/general-principles.html
+banner = borði
+complementary = viðauki
+contentinfo = upplýsingar um efni
+region = svæði
diff --git a/l10n-is/netwerk/necko.properties b/l10n-is/netwerk/necko.properties
index 37a4a2e243..e4dd741f5f 100644
--- a/l10n-is/netwerk/necko.properties
+++ b/l10n-is/netwerk/necko.properties
@@ -52,6 +52,9 @@ CookieAllowedForOriginByHeuristic=Geymsluaðgangur sjálfvirkt veittur fyrir upp
 # LOCALIZATION NOTE (CookieAllowedForFpiByHeuristic): %2$S and %1$S are URLs.
 CookieAllowedForFpiByHeuristic=Geymsluaðgangur sjálfvirkt veittur fyrir einangrun upprunaaðila “%2$S” á “%1$S”.
 
+# LOCALIZATION NOTE (CookieAllowedForDFPIByHeuristic): %2$S and %1$S are URLs.
+CookieAllowedForDFPIByHeuristic=Aðgangur að gagnageymslu veittur sjálfkrafa fyrir virka stöðuskiptingu (Dynamic State Partitioning) “%2$S” á “%1$S”.
+
 # LOCALIZATION NOTE(CookieRejectedNonRequiresSecure2): %1$S is the cookie name. Do not localize "SameSite=None" and "secure".
 CookieRejectedNonRequiresSecure2=Vefkökunni „%1$S“ var hafnað vegna þess að hún er með „SameSite=None“ eigindið en vantar „secure“ eigindið.
 # LOCALIZATION NOTE(CookieRejectedNonRequiresSecureForBeta3): %1$S is the cookie name. %2$S is a URL. Do not localize "SameSite", "SameSite=None" and "secure".
@@ -70,6 +73,8 @@ CookiePathOversize=Vefkakan „%1$S“ er ógild vegna þess að lengd slóðar
 CookieRejectedByPermissionManager=Vefköku "%1$S" hefur verið hafnað með heimildum stilltum af notanda.
 # LOCALIZATION NOTE (CookieRejectedInvalidCharName): %1$S is the cookie name.
 CookieRejectedInvalidCharName=Vefköku „%1$S“ hefur verið hafnað vegna ógildra stafa í nafninu.
+# LOCALIZATION NOTE (CookieRejectedInvalidCharAttributes): %1$S is the cookie name.
+CookieRejectedInvalidCharAttributes=Vefköku „%1$S“ hefur verið hafnað vegna ógildra stafa í eigindum.
 # LOCALIZATION NOTE (CookieRejectedInvalidDomain): %1$S is the cookie name.
 CookieRejectedInvalidDomain=Vefkökunni „%1$S“ hefur verið hafnað vegna ógilds léns.
 # LOCALIZATION NOTE (CookieRejectedInvalidPrefix): %1$S is the cookie name.
diff --git a/l10n-is/toolkit/toolkit/about/aboutReader.ftl b/l10n-is/toolkit/toolkit/about/aboutReader.ftl
index 1de11085d3..ce137591d8 100644
--- a/l10n-is/toolkit/toolkit/about/aboutReader.ftl
+++ b/l10n-is/toolkit/toolkit/about/aboutReader.ftl
@@ -68,6 +68,7 @@ about-reader-toolbar-lineheightplus =
 
 about-reader-font-type-serif = Serif
 about-reader-font-type-sans-serif = Sans-serif
+about-reader-font-type-monospace = Jafnbreitt
 
 ## Reader View toolbar buttons
 
@@ -99,20 +100,28 @@ about-reader-custom-colors-visited-links = Notaðir tenglar
 about-reader-custom-colors-selection-highlight = Áherslulitun fyrir upplestur
     .title = Breyta lit
 about-reader-custom-colors-reset-button = Endurheimta sjálfgefnar stillingar
+about-reader-reset-button = Endurstilla á sjálfgefið
 
 ## Reader View improved text and layout menu
 
+about-reader-text-header = Texti
+about-reader-text-size-label = Stærð texta
+about-reader-font-type-selector-label = Leturgerð
+about-reader-font-weight-selector-label = Þykkt leturs
+about-reader-font-weight-light = Létt
+about-reader-font-weight-regular = Venjuleg
+about-reader-font-weight-bold = Feitletrað
 about-reader-layout-header = Framsetning
-about-reader-advanced-layout-header = Ítarlegt
-about-reader-slider-label-width-narrow = Þröngt
-about-reader-slider-label-width-wide = Breitt
-about-reader-slider-label-spacing-narrow = Þröngt
 about-reader-slider-label-spacing-standard = Staðlað
 about-reader-slider-label-spacing-wide = Breitt
 about-reader-content-width-label =
     .label = Breidd efnis
 about-reader-line-spacing-label =
     .label = Línubil
+about-reader-advanced-layout-header = Ítarlegt
+about-reader-slider-label-width-narrow = Þröngt
+about-reader-slider-label-width-wide = Breitt
+about-reader-slider-label-spacing-narrow = Þröngt
 about-reader-character-spacing-label =
     .label = Stafabil
 about-reader-word-spacing-label =