A:Answer The Intel Evo-Certified, Lenovo Yoga 7i 15 model number 82BJ007WUS, ships with Windows 11 Home 64-bit Operating System factory installed and comes with a 15.6 inch (screen size measured diagonally) IPS - FHD (1920x1080) 10-point Multi-touch screen, with a brightness level of 300nits. Model number 82BJ007SUS ships with Windows 11 Home 64-bit Operating System factory installed, and has a 15.6 inch (screen size measured diagonally) IPS - FHD (1920x1080) 10-point Multi-touch screen, with a brightness level of 500nits. Model number 82BJ0003US, ships with Windows 10 Home 64-bit Operating System factory installed and will upgrade to Windows 11 Home 64-bit Operating System at initial setup and activation of Windows or when the Windows 11 upgrade is available for this model. This model has a 15.6 inch (screen size measured diagonally) IPS - FHD (1920x1080) 10-point Multi-touch screen, with a brightness level of 500nits.