Building a desktop app begins by selecting an appropriate platform approach: native across Windows/macOS/Linux, cross-platform tools, and how it will be distributed. A clear MVP and an initial prototype assist in verifying workflows, performance requirements, and the overall user experience on actual hardware.

As the product evolves, reliability, releases, and packaging take center stage. Thoughtful management of file systems, access controls, offline capabilities, and integrations (device APIs, peripherals, enterprise authentication) ensures dependable daily operation, while an update system and crash reports ease ongoing maintenance.