SER9 Windows Activation Key + Which BIOS File?

Balkangamer89

Hello,

I purchased the new SER9 with the following information:

SN: YHX374AF30119
SER9-L-321TBVK0W64PRO-DP/XA

1. Please send my the "Windows 11 PRO" Activation Code
2. What BIOS File is the right one to flash my device?

Thank you!