What is Hypercare?

The post go-live stabilization period (typically 2–6 weeks) during which the team provides high-intensity support and closes critical defects fast.

Definition
The post go-live stabilization period (typically 2–6 weeks) during which the team provides high-intensity support and closes critical defects fast.
Common misconception
Seen as an IT-only task. Business key users and the sponsor must stay actively engaged during hypercare as well.
For executives
Define the hypercare exit criteria up front: open critical count, user acceptance signal, and return-to-normal on business KPIs.
What is Hypercare? | Fatih Görgülü