Dynamics 365 Customer Service – Custom instructions for Copilot ask a question
From Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.Rollout
Rollout dates are often only in the text. When Microsoft moves them, the change shows under "What changed".
What the notice says
Microsoft’s text, safely structuredWe are announcing the ability to use custom instructions for Microsoft Copilot ask a question in Dynamics 365 – Customer Service. This feature will reach general availability on February 28, 2026. How does this affect me? This feature allows you to define persistent preferences that guide how your Copilot agents respond across conversations. Instead of adapting on every prompt, you can specify upfront how you want your agent to behave with ask a question. This includes preferred tone, desired level of detail (e.g. summary vs. deep analysis), formatting preferences, role or context to assume, and constraints to follow. What action do I need to take? This message is for awareness, and no action is required.
What changed
Between archive captures, newest firstThe archive supplies one version of this notice.
Related public evidence
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Not confirmed here
What this page cannot tell you- Whether your tenant is affected: this is Microsoft's notice, not a check of your settings.