Creating a desktop app begins by selecting an appropriate platform approach: native for Windows/macOS/Linux, cross-platform options, and how it will be distributed. A clearly outlined MVP and an initial prototype help verify 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 capabilities, and integrations (device APIs, peripherals, enterprise authentication) ensures daily reliability, while an update system and crash reporting ease ongoing maintenance.