Building a desktop app begins by selecting an appropriate platform approach: native targets (Windows/macOS/Linux), cross-platform options, and the deployment method. A clearly scoped MVP and an initial prototype help verify workflows, performance requirements, and the overall user experience on real hardware.

As the product evolves, reliability, updates, and packaging take center stage. Thoughtful management of file systems, access rights, offline functionality, and integrations (device APIs, peripherals, enterprise authentication) ensures the application remains dependable in everyday use, while an update system and crash reporting aid long-term maintenance.