Open the Command Prompt (Administrator), paste the selection and wait a few seconds.
The text file will appear automatically.
cscript.exe "%windir%\system32\slmgr.vbs" /upk
cscript.exe "%windir%\system32\slmgr.vbs" /cpky
cscript.exe "%windir%\system32\slmgr.vbs" /ipk YP2R2-XXCDJ-XYRCG-KKWFF-G****
cscript.exe "%windir%\system32\slmgr.vbs" /dti>step2.txt
start step2.txt
@
Provide your Installation ID (single line numbers) from the text file that appears.