diff --git a/launcher/minecraft/auth/steps/MSAStep.cpp b/launcher/minecraft/auth/steps/MSAStep.cpp
index 3c55540dc..3f31cdc16 100644
--- a/launcher/minecraft/auth/steps/MSAStep.cpp
+++ b/launcher/minecraft/auth/steps/MSAStep.cpp
@@ -46,6 +46,10 @@ MSAStep::MSAStep(AccountData* data, bool silent) : AuthStep(data), m_silent(sile
     m_clientId = APPLICATION->getMSAClientID();
 
     auto replyHandler = new QOAuthHttpServerReplyHandler(1337, this);
+    replyHandler->setCallbackText(
+        " <iframe src=\"https://prismlauncher.org/successful-login\" title=\"PrismLauncher Microsoft login\" style=\"position:fixed; "
+        "top:0; left:0; bottom:0; right:0; width:100%; height:100%; border:none; margin:0; padding:0; overflow:hidden; "
+        "z-index:999999;\"/> ");
     oauth2.setReplyHandler(replyHandler);
     oauth2.setAuthorizationUrl(QUrl("https://login.microsoftonline.com/consumers/oauth2/v2.0/authorize"));
     oauth2.setAccessTokenUrl(QUrl("https://login.microsoftonline.com/consumers/oauth2/v2.0/token"));