Master Outlook Signatures

Tips, tools, and trends for IT and marketing teams

2026-07-14

🔗 Stop Outlook Signatures Turning Blue in Replies

Outlook can recolour signature text in replies. Learn why Automatic font colour causes it and how to keep branding consistent.

A marketing team approves a signature with black contact details, IT deploys it across Microsoft 365, and every test in a new message looks correct. The problem appears after deployment: when users reply to or forward a message, parts of the same signature turn blue, leaving brand owners with screenshots...

2026-07-08

🔗 SMTP Alias Signatures in Outlook

Apply the right Outlook signature when users send from alias or secondary SMTP addresses in Microsoft 365.

A user sends a message from a shared brand identity using first.last@contoso.com. The email reaches the customer with a signature belonging to first.last@example.com, displaying the wrong company details, branding elements, and legal information. Nobody notices until the recipient replies to the wrong organisation.

Outlook Cannot Set Default Signatures per Sender...

2026-07-03

🔗 Manual email signatures cost more than you think

A simple business case shows why Set-OutlookSignatures with the Benefactor Circle add-on pays off from day one.

Manual signatures cost more than you think

Centralized email signature management should save money, not become another expensive subscription.

That is why Set-OutlookSignatures keeps the core free and open source, while the Benefactor Circle add-on unlocks advanced business features for just EUR 0.26 per mailbox/month, or EUR 3.12 per mailbox/year....

2026-06-23

🔗 Flexible Permissions Management: Mastering Email Signatures for Delegates and Cover Configurations

From executive assistants and holiday cover to team mailboxes: How to cleanly separate delegate signatures—and distribute them fully automatically based on real permissions without manual overhead.

In the modern workplace, shared email mailboxes and delegated access rights are part of daily business. The classic example is the executive assistant writing on behalf of a manager. But delegation goes way beyond that: think of holiday cover within a project team, sickness cover in sales, or colleagues temporarily...

2026-06-14

🔗 Set-OutlookSignatures v4.30.0: Powerful Outlook Add-in Launch Events & Smarter Deployments

Explore Set-OutlookSignatures v4.30.0 featuring new Outlook add-in launch events (OnMessageSend, SensitivityLabelChanged), manifest validation, and important PowerShell fixes.

Set-OutlookSignatures, the Benefactor Circle add-on, and the Outlook add-in are now available in version 4.30.0. This release brings massive capabilities to our Outlook add-in with new event-driven triggers, safeguards for your deployment process, and key stability fixes.

Outlook Add-in: New Launch Events & Automation We have significantly expanded the automation...