Visit this Microsoft page, (press CTRL + SHIFT + M, select a mobile) select Build 19041 (which is v2004). In ordered to download Windows update from Microsoft. Once done check the system information from Settings > System > About. Once you have your ISO ready, follow the instruction given in this article to successfully install it on your computer. (But it’s comfortable as the script will do everything once started). If you use this method, less bandwidth will be used and more computer power is used to compile UUP files to ISO.