diff --git a/src/Socket/messages-send.ts b/src/Socket/messages-send.ts
index a77161f4..e8cbdfa7 100644
--- a/src/Socket/messages-send.ts
+++ b/src/Socket/messages-send.ts
@@ -1443,8 +1443,11 @@ export const makeMessagesSocket = (config: SocketConfig) => {
 				}
 			}
 
+			// Skip tctoken for carousel messages - not present in working implementations
+			// and may cause error 479 on linked devices
+			const isCarouselForTcToken = isCarouselMessage(message)
 			const contactTcTokenData =
-				!isGroup && !isRetryResend && !isStatus ? await authState.keys.get('tctoken', [destinationJid]) : {}
+				!isGroup && !isRetryResend && !isStatus && !isCarouselForTcToken ? await authState.keys.get('tctoken', [destinationJid]) : {}
 
 			const tcTokenBuffer = contactTcTokenData[destinationJid]?.token
 
diff --git a/src/Utils/messages.ts b/src/Utils/messages.ts
index 277f98db..27507070 100644
--- a/src/Utils/messages.ts
+++ b/src/Utils/messages.ts
@@ -1712,6 +1712,10 @@ export const generateWAMessageFromContent = (
 		}
 	}
 
+	// Skip ephemeral contextInfo for carousel messages - carousel was already
+	// processed with fromObject and adding contextInfo.expiration may cause
+	// error 479 on linked devices (Web/Desktop)
+	const isCarouselEphemeral = !!(message as any)?.viewOnceMessage?.message?.interactiveMessage?.carouselMessage
 	if (
 		// if we want to send a disappearing message
 		!!options?.ephemeralExpiration &&
@@ -1720,7 +1724,9 @@ export const generateWAMessageFromContent = (
 		// already not converted to disappearing message
 		key !== 'ephemeralMessage' &&
 		// newsletters don't support ephemeral messages
-		!isJidNewsletter(jid)
+		!isJidNewsletter(jid) &&
+		// carousel messages should not have ephemeral contextInfo
+		!isCarouselEphemeral
 	) {
 		/* @ts-ignore */
 		innerMessage[key].contextInfo = {
@@ -1730,7 +1736,13 @@ export const generateWAMessageFromContent = (
 		}
 	}
 
-	message = WAProto.Message.create(message)
+	// For carousel messages already processed with fromObject, skip create() to
+	// preserve the deep protobuf conversion. create() does shallow assignment which
+	// may not properly handle deeply nested carousel structures (cards > headers > media)
+	const isCarouselVOM = !!(message as any)?.viewOnceMessage?.message?.interactiveMessage?.carouselMessage
+	if (!isCarouselVOM) {
+		message = WAProto.Message.create(message)
+	}
 
 	const messageJSON = {
 		key: {