A blinking blue light on your Deco device typically indicates that the mesh system is ready to begin the setup process. When the light turns solid blue, it means the setup is currently in progress. However, in some cases, the Deco may continue blinking blue even after the setup is supposedly complete. If you're experiencing this issue, this post will help you understand the possible c... https://deco-mesh.net/why-is-my-deco-blinking-blue-even-after-deco-setup/