Welcome To Repairbility!
step1:you have to downloads win 10 iso file & bootable software ( WinSetupFromUSB-1-8 )
step2:you have require minimum 8 gb pendrive and instal (WinSetupFromUSB-1-8)&
right click and run as administretor (WinSetupFromUSB_1-8_x64.exe)
step3:selct usb disk empty 8 gb pendrive and tick auto format it with fbinst and
selct 2nd option (windows7/8/10 based iso) and click on go and mack bootable pendrive susesfully