MSI do not offically support Win10 downgrade to Win7 pro

If customer downgrade to W7 from W10 , they will encounter below issue.
1. BIOS setting : our current BIOS is designed for Win10, which is not support Win7 and we canít guarantee system to be intact if they downgrade to Win7.
2. Driver : Currently , all latest drivers for all device and HW are built based on Win10 , no qualified W7 WHQL drivers can be used.
3. Windows support : MS has already terminated Win 7 support , meaning that no latest update can be acquired if downgrade.
4. Win 7 COA label is no longer available , we canít activate the Win7 OS after downgrade.