Building a desktop app begins by selecting an appropriate platform approach: native options (Windows/macOS/Linux), cross‑platform tools, and how you will distribute it. A clearly outlined MVP and an initial prototype assist in confirming workflows, performance requirements, and the overall user experience on actual hardware.

As the product evolves, reliability, updates, and packaging take center stage. Thoughtful management of file systems, permissions, offline operation, and integrations (device APIs, peripherals, enterprise authentication) makes the application dependable in everyday use, while an update system and crash reporting ease ongoing maintenance.