1. Open the Outlook app, then tap your profile icon in the upper-left corner. In older iOS versions, tap the three-line menu.

  2. Tap Settings (the gear icon).

  3. Scroll to the Mail section.

  4. Tap Signature.

  5. In the Signature screen, erase the signature completely.

  6. When you're done, tap the back arrow to return to the Settings screen.

  7. Tap the Exit button to return to your mail.