Rufus must be run separate from your USB windows 10 OS to activate the booting sequence during the process of installation. If your try to run Rufus on your USB flash drive it will not work out. Example rusus is run is C://download then flush drive is f://flashdrive. You can run rufus in the dir C:// to activate the booting in the flash drive.
Home N: 3KHY7-WNT83-DGQKR-F7HPR-844BM
Home Single Language: 7HNRX-D7KGG-3K4RQ-4WPJ4-YTDFH
Home Country Specific: PVMJN-6DFY6-9CCP6-7BKTT-D3WVR
Professional N: MH37W-N47XK-V7XM9-C7227-GCQG9
Education N: 2WH4N-8QGBV-H22JP-CT43Q-MDWWJ
Enterprise N: DPH2V-TTNVB-4X9Q3-TJR4H-KHJW4
Link Resources: Many resources and tools online it will depend which works for your to activate the license. Below are some useful tool you want to explore.