How to see all sources of mails in gmail

To see all sources of emails in Gmail, you can follow these steps:

Method 1: Using the "Show original" feature

  1. Log in to your Gmail account.
  2. Open the email you want to inspect.
  3. Click on the three vertical dots at the top right corner of the email.
  4. Select "Show original" from the dropdown menu.
  5. This will open a new window with the email's source code, including the headers and metadata.

Method 2: Using the "View original" feature

  1. Log in to your Gmail account.
  2. Open the email you want to inspect.
  3. Click on the three vertical dots at the top right corner of the email.
  4. Select "View original" from the dropdown menu.
  5. This will open a new window with the email's source code, including the headers and metadata.

Method 3: Using the "Inspect email" feature (Gmail Labs)

  1. Log in to your Gmail account.
  2. Enable the "Inspect email" feature from the Gmail Labs page (Settings > Labs > Inspect email).
  3. Open the email you want to inspect.
  4. Click on the three vertical dots at the top right corner of the email.
  5. Select "Inspect email" from the dropdown menu.
  6. This will open a new window with the email's source code, including the headers and metadata.

Method 4: Using a third-party email client or add-on

  1. Install a third-party email client or add-on that allows you to view email headers, such as Mozilla Thunderbird or the Gmail Add-on "Email Header Analyzer".
  2. Configure the client or add-on to connect to your Gmail account.
  3. Open the email you want to inspect in the client or add-on.
  4. View the email's headers and metadata to see the source of the email.

Note: The "Show original" and "View original" features only show the headers and metadata of the email, while the "Inspect email" feature (Gmail Labs) shows the full source code of the email.