How to use DiskPart to clean and format drive not working on Windows 10

https://www.windowscentral.com/how-clean-and-format-storage-drive-using-diskpart-windows-10

Enable IPv6 on your newer CenturyLink modem

https://www.centurylink.com/home/help/internet/modems-and-routers/advanced-setup/enable-ipv6.html