diff --git a/i18n/en_AU.json b/i18n/en_AU.json
index e03b05824f..094e51ed6e 100644
--- a/i18n/en_AU.json
+++ b/i18n/en_AU.json
@@ -6461,7 +6461,7 @@
   },
   {
     "id": "api.emoji.create.too_large.app_error",
-    "translation": "Unable to create emoji. Image must be less than 1 MB in size."
+    "translation": "Unable to create emoji. Image must be less than 512 KiB in size."
   },
   {
     "id": "api.emoji.create.parse.app_error",
@@ -7055,7 +7055,7 @@
   },
   {
     "id": "api.command_invite.private_channel.app_error",
-    "translation": "Could not find the channel {{.Channel}}. Please use the channel handle to identify channels."
+    "translation": "Could not find the channel {{.Channel}}. Please use the [channel handle](https://docs.mattermost.com/messaging/managing-channels.html#naming-a-channel) to identify channels."
   },
   {
     "id": "api.command_invite.permission.app_error",
@@ -7067,15 +7067,15 @@
   },
   {
     "id": "api.command_invite.missing_user.app_error",
-    "translation": "Couldn't find a matching user. They may have been deactivated by the System Administrator."
+    "translation": "Couldn't find a matching user {{.User}}. They may have been deactivated by the System Administrator."
   },
   {
     "id": "api.command_invite.missing_message.app_error",
-    "translation": "Missing Username and Channel."
+    "translation": "Missing Username and/or Channel."
   },
   {
     "id": "api.command_invite.hint",
-    "translation": "@[username] ~[channel]"
+    "translation": "@[username]... ~[channel]..."
   },
   {
     "id": "api.command_invite.group_constrained_user_denied",
@@ -8772,7 +8772,7 @@
   },
   {
     "id": "api.license.request-trial.can-start-trial.not-allowed",
-    "translation": "This trial licence key for Mattermost Enterprise Edition has expired and is no longer valid. If you would like to extend your trial period please [contact our sales team](https://mattermost.com/contact-us/)."
+    "translation": "Failed to apply new trial licence. You have previously applied a trial license to this Mattermost instance. If you would like to extend your trial period please [contact the sales team](https://mattermost.com/contact-us/)."
   },
   {
     "id": "api.license.request-trial.can-start-trial.error",