So it will work in O365 AND outlook and other popular email clients.Īny idea how to do this in code? does not even have to be powershell. We have the base64 encoded value of the image but can't see to find a way to get it to embed. After I found I couldn't arrange the logo and text the way I wanted it, I tried doing it with a 1 row 2 column table. User Created on email signature with logo on the left Hi, I'm trying to create an email signature in Office 365 online.

The problem is that we can't get a clean way to build a HTML file for the signature that includes a CID Embedded Images (Inline Images) since we have no way to know what the boundary value will be in the MIME message that gets created. email signature with logo on the left - Microsoft Community Ask a new question AU A. You have to pass in a string for the signature which can be a mini HTML file.

You can set a users email signature with the powershell command Set-MailboxMessageConfiguration The problem I have is that we need to create these email signatures for hundreds of thousands of email accounts so we MUST automate it. If we go to the Office 365 web portal and edit the signature you can easily add an image and format your signature, it uses method #1 internally. Office 365 isn't one of them.which leads me to the old school #1 option. We tried number 2 and it does work in some clients. Number 4 was tried but outlook and most mail clients will not download external links for security reasons. Number 3 is out, since every mail would have attachments. The signature will have the company logo. Trying to build a powershell script to create an email signature for an office 365 email.

How to add logo to email signature in outlook 365