Sometimes, after unblocking, old emails stay in Spam. Go back to your inbox, open the Spam folder, find any messages from that sender, and mark them “Not Spam” to retrain Yahoo’s filter.
Tap the X or Unblock button next to the email address. A pop-up will ask, “Unblock this sender?” Confirm yes. how to unblock emails on yahoo mobile
Here’s how you fix that, step by step, right from your mobile device. Sometimes, after unblocking, old emails stay in Spam
Ask the person to send a quick test email, or send yourself a message from that address if possible. It should land right in your main inbox. open the Spam folder
Tap the envelope icon. You’ll land in your main inbox.