Indoor 5G enables high-speed, low-latency connectivity in enclosed environments like offices, hospitals, and airports, supporting mission-critical applications and smart building operations. The market is driven by technological advancements in small cells, distributed antenna systems, and a mix of mmWave and Sub-6 GHz bands. Asia-Pacific leads in adoption due to smart city initiatives and government support. Picocells and antennas are key components, with growing demand in emerging economies fueled by subsidies and infrastructure upgrades. Recent developments include partnerships and acquisitions aimed at strengthening indoor 5G capabilities.