As on 15th July, Microsoft pushed an Update for Windows insiders, and code named it TH1 Professional 10240. As Microsoft already cleared that no ISO will be provided for further updates, so only way to get newest build is through Windows update only. To Download Windows 10 ISO of build TH1 Professional 10240, you have to follow external source which is not official.
Below are our earlier article on this update as we consider it a major update. This update is the similar one which might be presented on the Launch day with laptops by manufacturers. While Insiders will continue to get updates and immediately after installing this build, we have received an update which is a OS update and fixed some connectivity issues.
If you are not insider and still want to try this build, you have to take some risk. Till date Microsoft has not announced any ISO on Windows Insiders home page.
While we can clearly see, Download path for PC is disabled in Insiders home page. But while coming to some other ways, you have still options to get Windows 10.
Yes, you are thinking in right way. We are talking about torrent. We have earlier written about Disadvantages and Controversies on Torrent protocol. We have found ISO and many people has installed it.
You need product key which is already provided to Insiders and we would not disclose. But the link have some instruction about Activation.
Please follow the link to know how to install Windows from USB/Pen Drive.