MSI is proud to announce that the MSI All-in-One AE221/G and AE222/G have been officially certified for the to-be-launched Microsoft Windows 8.1 operating system. Herewith, these MSI products are world's first All-in-One PC's officially certified for Windows 8.1 With the Approved-status in the Windows hardware certification report for the MSI AE221/G and AE222/G, the users can be guaranteed to run the Windows 8.1 operating system smoothly on his All-in-One PC. The certification reports can be accessed for AE221/G and AE222/G. Both models come with the 4th Gen Intel Core Processor and the NVIDIA GeForce GT740M graphics card (optional). The Flicker-free technology is integrated into the AE221/G and AE222/G to stabilize the power current and prevents flickering invisible to the users' eyes under normal conditions. Meanwhile, the optional anti-glare display protects users' eyes from reflections off the computer monitor and allows the users to use the computer for extended periods without experiencing eyestrain.