Checking if the Email was Archived, Deleted, or Marked as Spam
-
Open Gmail.
-
In the search box, click the down arrow.
-
Click the All Mail drop-down, and then select Mail & Spam & Trash.
-
Enter the information contained in the missing email. If you are not sure about exact words or details, leave the fields blank.
-
At the bottom of the box, click Search.
Checking if the Email was Filtered
You may have created a filter that automatically archives or deletes certain emails. If your account was compromised in the past, this is likely the issue.
-
Open Gmail.
-
In the top right, click Settings > See all settings.
-
At the top, click the Filters and Blocked Addresses tab.
-
Look for filters that include the words "Delete It" or "Skip Inbox."
-
To the right, click Edit or Delete.
-
Follow the on-screen instructions.
Checking if your Emails are Being Forwarded to Another Account
When you set up forwarding in Gmail, you can choose whether the original emails are archived or deleted.
-
Open Gmail.
-
In the top right, click Settings > See all settings.
-
At the top, click the Forwarding and POP/IMAP tab.
-
In the "Forwarding" section, check if you've selected "Forward a copy of incoming mail." If you have, select Keep Gmail's copy in the Inbox or Mark Gmail's copy as read.
-
At the bottom of the page, click Save Changes.