Email Signature Generator

Gmail

Settings (gear) → See all settings → General → Signature → Create new. Click Copy signature above, then paste into the signature box. Save changes at the bottom.

Outlook

File → Options → Mail → Signatures → New. Click Copy signature, paste into the editor, and set it as your default for new messages.

Apple Mail

Mail → Settings → Signatures → +. Uncheck “Always match my default message font”, click Copy signature, then paste into the signature pane.