sha256sum debian-*-amd64-netinst.iso Compare the output with the contents of the SHA256SUMS file from the download folder.
| ISO Type | Size | Internet required? | Best for | |----------|------|--------------------|-----------| | (~400-600 MB) | Small | Yes (downloads packages during install) | Most users – minimal, flexible, up-to-date | | live (~2-3 GB) | Medium | Optional (can install from live session) | Trying Debian before installing | | DVD 1 (~4 GB) | Large | No (contains core packages offline) | Offline installs, limited internet | | CD 1 (~700 MB) | Small | Yes (very outdated, not recommended) | Legacy systems | debian download iso 64-bit