HarmonyOS Developer Technology

Sep 3, 2026 · Frontend Development

HarmonyOS Web Component Window Migration: 3 Steps for Seamless Multi-Window UX

This article explains how to migrate HarmonyOS Web components between windows using BuilderNode, NodeController, and NodeContainer, enabling browser-like tab drag-out/in experiences without recreating pages, while emphasizing the critical rule of removing before remounting to avoid unexpected behavior.