If you are a professional, the one thing you do in the very beginning is check your emails. It’s a troublesome issue to check my Yahoo mail inbox messages and find them missing. It can be due to unsynchronized email settings or your account is deleted. Here are the steps to recover Yahoo mail missing emails. Check the trash folder and undelete your email from there. Click on the email you want to undelete and then select the move icon. Then, select the inbox where you want to move the mail. If you still find Yahoo mail disappearing, send an request to Yahoo to recover your emails.