Because you are downloading an obsolete OS, malicious actors often inject malware into old ISOs on torrent sites. Do not rely on torrents unless you verify hashes.
After booting from your USB, installation is standard, but be aware of three major roadblocks:
Activation: You can activate 1607 with a valid Windows 10 license key (the same key works across all versions of Windows 10). If you are installing offline, skip entering a key; it will activate once you eventually go online (unless you block updates). download windows 10 version 1607 iso
Driver Signing: Version 1607 enforces SHA-2 driver signing. If you have extremely old hardware from 2005-2010, you may need to disable driver signing during boot (Shift + Restart -> Advanced Startup).
Use Rufus (free, open-source). Do not use Microsoft’s Windows USB/DVD Download Tool – it is obsolete and fails with older ISOs. Because you are downloading an obsolete OS, malicious
Since Microsoft eventually removes End-of-Life (EOL) ISOs to prevent users from installing insecure versions of Windows, the only way to get this specific file is often through reputable third-party archival sites.
The most trusted source for legitimate Windows ISO archives is: Activation: You can activate 1607 with a valid
How to use a third-party downloader safely: