diff --git a/locales/en-US.yml b/locales/en-US.yml
index 7690e3cb37..082cb1aa0a 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -1135,6 +1135,11 @@ _serverRules:
   description: "A set of rules to be displayed before registration. Setting a summary of the Terms of Service is recommended."
 _serverSettings:
   iconUrl: "Icon URL"
+  appIconDescription: "Specifies the icon to use when {host} is displayed as an app."
+  appIconUsageExample: "E.g. PWAs, or when displayed as a home screen bookmark on a phone"
+  appIconStyleRecommendation: "As the icon may be cropped to a square or circle, an icon with colored margin around the content is recommended."
+  appIconResolutionMustBe: "The minimum resolution is {resolution}."
+  manifestJsonOverride: "manifest.json Override"
 _accountMigration:
   moveFrom: "Migrate another account to this one"
   moveFromSub: "Create alias to another account"