RE: Problems with apt in a clean stretch install.
> > W: GPG error: http://deb.debian.org/debian stretch Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010 NO_PUBKEY CBF8D6FD518E17E1 NO_PUBKEY EF0F382A1A7B6500
> > W: The repository 'http://deb.debian.org/debian stretch Release' is not signed.
> > N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
> > N: See apt-secure(8) manpage for repository creation and user configuration details.
> > E: Failed to fetch http://deb.debian.org/debian/dists/stretch/updates/main/source/Sources 404 Not Found [IP: 126.96.36.199 80]
> > E: Some index files failed to download. They have been ignored, or old ones used instead.
> Read this:
Thanks. Yeah I have tried importing keys (even though they already exist as confirmed with 'apt-key list' and it makes no difference. All the keys complained about are already present.
I don't have enough experience nor understanding of Linux to know whether it's a bug or dumb user and though I suspect the latter, I feel like there's a chance it could be the former.