Note: you must perform steps below (to extend the 10day limit to go back to your previous version of Windows) within 10 days after upgrade to windows 10 October 2018 update.
Qaphela: kufanele wenze izinyathelo ezingezansi (ukushintsha inani lezinsuku zokubuyiselwa emuva Windows 10 ukwenziwa ngcono kwesici) zingakapheli izinsuku eziyi-10 ngemuva kokuthuthukela ku-windows 10 Okthoba 2018 ukubuyekeza.