A. 1. Check your followed channels list: Navigate to your profile and view your followed channels to see if previews are available. 2. Update the app: Ensure you have the latest version of Twitch installed, as updates may improve channel previews. 3. Provide feedback: Use the app's feedback feature to suggest adding previews for followed channels.

B. 4. Use the search function: Utilize the search bar to find specific channels and view their previews.