Windows 11 handles older C++ libraries differently. R19 relies on older Visual C++ Redistributables that might be missing or corrupted on a fresh Windows 11 install.
Windows 11 handles RAM better than Windows 10, but R19 is a 32-bit application? , which is good. However, it does not understand Windows 11's "E-Cores" on Intel 12th/13th/14th gen CPUs. cinema 4d r19 windows 11 upd
However, Windows 11 is built on the same core architecture as Windows 10 (NT Kernel). So, R19 will install and run, but you will encounter three specific roadblocks unless you follow this guide. Windows 11 handles older C++ libraries differently