Microsoft Outlook for Windows will let you send emails from al | BleepingComputer

Microsoft Outlook for Windows will let you send emails from aliases

Microsoft is adding support for sending emails via alias email addresses (also known as aliases or proxy addresses) from the Outlook for Windows email client. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-outlook-for-windows-will-let-you-send-emails-from-aliases/