According to Bentley's official documentation, MicroStation V8i was designed and tested for the following operating systems:
While running MicroStation V8i on Windows 11 provides a temporary stopgap, it exposes your organization to operational risks. Legacy software cannot leverage modern CPU multithreading or advanced GPU architectures. microstation v8i windows 11
To understand the friction, we must look at the release dates. MicroStation V8i was released in 2008, with its final update (SELECTseries 3) arriving around 2011. Windows 11 was released in 2021. A decade of architectural changes creates significant hurdles. According to Bentley's official documentation