so aparently wine does not sign there program and it will not download on 18.04 and I do not know how to fix this a google search only seamed to turn up answers for 16.04 and thus I am clueless here is the error message E: The repository 'https://dl.winehq.org/wine-builds/ubuntu bionic InRelease' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.

please note I added the repository and am trying to use sudo apt update


Browse other questions tagged or ask your own question.