Building a desktop application begins by selecting an appropriate platform approach: native for Windows/macOS/Linux, cross-platform options, and how the app will be distributed. A clearly outlined MVP and an early prototype assist in confirming workflows, performance requirements, and the overall user experience on real devices.

As the product evolves, reliability, updates, and packaging take center stage. Thoughtful management of file systems, permissions, offline capability, and integrations (device APIs, peripherals, enterprise authentication) ensures dependable daily operation, while a robust update system and crash analytics ease ongoing maintenance.