diff --git a/src/i18n/strings/en_US.json b/src/i18n/strings/en_US.json
index 8829b1a421..f88aa14666 100644
--- a/src/i18n/strings/en_US.json
+++ b/src/i18n/strings/en_US.json
@@ -890,5 +890,55 @@
     "Cat": "Cat",
     "Sends the given message coloured as a rainbow": "Sends the given message colored as a rainbow",
     "Sends the given emote coloured as a rainbow": "Sends the given emote colored as a rainbow",
-    "Unrecognised address": "Unrecognized address"
+    "Unrecognised address": "Unrecognized address",
+    "Whether or not you're logged in (we don't record your username)": "Whether or not you're logged in (we don't record your username)",
+    "Whether or not you're using the 'breadcrumbs' feature (avatars above the room list)": "Whether or not you're using the 'breadcrumbs' feature (avatars above the room list)",
+    "A conference call could not be started because the integrations server is not available": "A conference call could not be started because the integrations server is not available",
+    "Replying With Files": "Replying With Files",
+    "At this time it is not possible to reply with a file. Would you like to upload this file without replying?": "At this time it is not possible to reply with a file. Would you like to upload this file without replying?",
+    "The file '%(fileName)s' failed to upload.": "The file '%(fileName)s' failed to upload.",
+    "The file '%(fileName)s' exceeds this homeserver's size limit for uploads": "The file '%(fileName)s' exceeds this homeserver's size limit for uploads",
+    "The server does not support the room version specified.": "The server does not support the room version specified.",
+    "Name or Matrix ID": "Name or Matrix ID",
+    "Unable to load! Check your network connectivity and try again.": "Unable to load! Check your network connectivity and try again.",
+    "Email, name or Matrix ID": "Email, name or Matrix ID",
+    "Failed to invite users to the room:": "Failed to invite users to the room:",
+    "Upgrades a room to a new version": "Upgrades a room to a new version",
+    "Room upgrade confirmation": "Room upgrade confirmation",
+    "Upgrading a room can be destructive and isn't always necessary.": "Upgrading a room can be destructive and isn't always necessary.",
+    "Room upgrades are usually recommended when a room version is considered <i>unstable</i>. Unstable room versions might have bugs, missing features, or security vulnerabilities.": "Room upgrades are usually recommended when a room version is considered <i>unstable</i>. Unstable room versions might have bugs, missing features, or security vulnerabilities.",
+    "Room upgrades usually only affect <i>server-side</i> processing of the room. If you're having problems with your Riot client, please file an issue with <issueLink />.": "Room upgrades usually only affect <i>server-side</i> processing of the room. If you're having problems with your Riot client, please file an issue with <issueLink />.",
+    "<b>Warning</b>: Upgrading a room will <i>not automatically migrate room members to the new version of the room.</i> We'll post a link to the new room in the old version of the room - room members will have to click this link to join the new room.": "<b>Warning</b>: Upgrading a room will <i>not automatically migrate room members to the new version of the room.</i> We'll post a link to the new room in the old version of the room - room members will have to click this link to join the new room.",
+    "Please confirm that you'd like to go forward with upgrading this room from <oldVersion /> to <newVersion />.": "Please confirm that you'd like to go forward with upgrading this room from <oldVersion /> to <newVersion />.",
+    "Upgrade": "Upgrade",
+    "Changes your display nickname in the current room only": "Changes your display nickname in the current room only",
+    "Changes your avatar in this current room only": "Changes your avatar in this current room only",
+    "Gets or sets the room topic": "Gets or sets the room topic",
+    "This room has no topic.": "This room has no topic.",
+    "Unbans user with given ID": "Unbans user with given ID",
+    "Adds a custom widget by URL to the room": "Adds a custom widget by URL to the room",
+    "Please supply a https:// or http:// widget URL": "Please supply an https:// or http:// widget URL",
+    "You cannot modify widgets in this room.": "You cannot modify widgets in this room.",
+    "%(senderDisplayName)s upgraded this room.": "%(senderDisplayName)s upgraded this room.",
+    "%(senderDisplayName)s made the room public to whoever knows the link.": "%(senderDisplayName)s made the room public to whoever knows the link.",
+    "%(senderDisplayName)s made the room invite only.": "%(senderDisplayName)s made the room invite only.",
+    "%(senderDisplayName)s changed the join rule to %(rule)s": "%(senderDisplayName)s changed the join rule to %(rule)s",
+    "%(senderDisplayName)s has allowed guests to join the room.": "%(senderDisplayName)s has allowed guests to join the room.",
+    "%(senderDisplayName)s has prevented guests from joining the room.": "%(senderDisplayName)s has prevented guests from joining the room.",
+    "%(senderDisplayName)s changed guest access to %(rule)s": "%(senderDisplayName)s changed guest access to %(rule)s",
+    "%(senderDisplayName)s enabled flair for %(groups)s in this room.": "%(senderDisplayName)s enabled flair for %(groups)s in this room.",
+    "%(senderDisplayName)s disabled flair for %(groups)s in this room.": "%(senderDisplayName)s disabled flair for %(groups)s in this room.",
+    "%(senderDisplayName)s enabled flair for %(newGroups)s and disabled flair for %(oldGroups)s in this room.": "%(senderDisplayName)s enabled flair for %(newGroups)s and disabled flair for %(oldGroups)s in this room.",
+    "%(senderName)s added %(count)s %(addedAddresses)s as addresses for this room.|other": "%(senderName)s added %(addedAddresses)s as addresses for this room.",
+    "%(senderName)s added %(count)s %(addedAddresses)s as addresses for this room.|one": "%(senderName)s added %(addedAddresses)s as an address for this room.",
+    "%(senderName)s removed %(count)s %(removedAddresses)s as addresses for this room.|other": "%(senderName)s removed %(removedAddresses)s as addresses for this room.",
+    "%(senderName)s removed %(count)s %(removedAddresses)s as addresses for this room.|one": "%(senderName)s removed %(removedAddresses)s as an address for this room.",
+    "%(senderName)s added %(addedAddresses)s and removed %(removedAddresses)s as addresses for this room.": "%(senderName)s added %(addedAddresses)s and removed %(removedAddresses)s as addresses for this room.",
+    "%(senderName)s set the main address for this room to %(address)s.": "%(senderName)s set the main address for this room to %(address)s.",
+    "%(senderName)s removed the main address for this room.": "%(senderName)s removed the main address for this room.",
+    "%(senderName)s revoked the invitation for %(targetDisplayName)s to join the room.": "%(senderName)s revoked the invitation for %(targetDisplayName)s to join the room.",
+    "%(widgetName)s widget modified by %(senderName)s": "%(widgetName)s widget modified by %(senderName)s",
+    "%(displayName)s is typing …": "%(displayName)s is typing …",
+    "%(names)s and %(count)s others are typing …|other": "%(names)s and %(count)s others are typing …",
+    "Your Riot is misconfigured": "Your Riot is misconfigured"
 }