Building a desktop app begins by selecting an appropriate platform approach: native options for Windows, macOS, and Linux; cross-platform frameworks; and the distribution strategy. A clearly defined MVP and an early prototype help confirm workflows, performance requirements, and the overall UX on real devices.

As the product evolves, reliability, updates, and packaging become essential. Careful management of file systems, permissions, offline functionality, and integrations (device APIs, peripherals, and enterprise authentication) ensure daily usability, while an update mechanism and crash reporting ease long-term maintenance.