Now that the dangers are clear, let’s focus on the correct methods. You can obtain a genuine, untouched Windows 10 ISO directly from Microsoft without paying a dime (you only pay for the license key later if you choose to activate). Here is how:

The Internet Archive has many "index of" style listings for abandonware and legacy software. For very old, unsupported Windows 10 builds (pre-2018), this is a relatively safer source than random servers. Always scan any downloaded ISO with up-to-date antivirus and check the SHA-1 hash.

Only download ISO files if you trust the source completely. Malicious actors can upload fake ISOs containing: