Outlook on the web (Exchange / Microsoft 365)

1. Click the Settings (gear) → Accounts → Signatures.
2. Paste your signature into the editor.
3. Set defaults for New messages and Replies/forwards, then click Save.

Outlook Desktop (New Outlook for Windows / Microsoft 365 app)

1. Open Outlook. Click Settings (gear) → Accounts → Signatures.
2. Create or select a signature, then paste your generated signature in the editor.
3. Set it as default for new messages and/or replies, then click Save.

Outlook Desktop (Classic Outlook)

1. In a new email, go to Signature → Signatures….
2. Click New, name the signature, then paste your generated signature.
3. Set default signatures for your account, then click OK.

Outlook Mobile (iOS & Android)

1. Email yourself the generated signature.
2. On your phone, open that email, select the signature block, then Copy.
3. In the Outlook app, go to Settings → Signature → paste.
4. If formatting breaks, use desktop or web signature instead.