Once developer tools is open, press the three dots again and click “More tools > Network conditions”. Click the three dots in the top-right corner of your Chrome window and choose “More tools > Developer tools”. First, though, you have to trick it into thinking you’re an incompatible device. You can find a Windows 10 Pro ISO or Home ISO by visiting this site. You can download Windows Pro and Windows 10 Home with this workaround:
If you’re planning on creating a Virtual Machine or installing Microsoft’s OS on multiple disks or USB sticks, a direct Windows 10 image is your best bet.
