To access your archived text messages, follow these steps:
- Open the Google Messages app on your Android device.
- Tap on the More option (usually represented by three dots or lines).
- Select Archived.
- You will now see all your archived conversations. To unarchive a conversation, touch and hold the conversation(s) you want to restore and tap Unarchive (often represented by an arrow pointing upwards out of a box). The conversations will then return to your main messages list.