query: Update manager won't install from un-authenticated sources
positive_passages.docid: 16186
positive_passages.text: Requires installation of untrusted packages?
negative_passages.docid: 65
negative_passages.text: What can I do if a repository/PPA does not have a Release file?
negative_passages.docid: 122693
negative_passages.text: How can I upgrade Mac OS without the administrator password?
negative_passages.docid: 62412
negative_passages.text: How to install from unknown sources on AT&T?
negative_passages.docid: 154072
negative_passages.text: Ubuntu 17.10 doesn't show up in update-manager
negative_passages.docid: 12054
negative_passages.text: How do I deal with "unauthenticated sources" errors in the Software Center?
negative_passages.docid: 47062
negative_passages.text: How is the authenticity of Ubuntu updates verified?
negative_passages.docid: 47010
negative_passages.text: How can update-manager update without the root password?
negative_passages.docid: 122588
negative_passages.text: Can't connect to ubuntu archive when using apt-get update
negative_passages.docid: 93942
negative_passages.text: How to fix "Failed to download repository information" error while updating?
negative_passages.docid: 24734
negative_passages.text: Google Chrome update won't install due to unmet dependencies
negative_passages.docid: 130374
negative_passages.text: Error saying "unable to update ICE authority" while booting
negative_passages.docid: 72695
negative_passages.text: Can't connect to Windows Update
negative_passages.docid: 36696
negative_passages.text: Unmet dependencies unable to fix
negative_passages.docid: 90822
negative_passages.text: How can I install just security updates from the command line?
negative_passages.docid: 728
negative_passages.text: Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?
negative_passages.docid: 93193
negative_passages.text: This copy of the Install OS X El Capitan application can't be verified. It may have been corrupted or tampered with during downloading