Question : does not have a Release file. 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
Answered by : hilarious-horse-aqyg6y3nis65
apt-get update --allow-insecure-repositories
Source : https://superuser.com/questions/1331936/how-can-i-get-past-a-repository-is-not-signed-message-when-attempting-to-upgr | Last Update : Wed, 30 Dec 20
Question : 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
Answered by : benjamin-opiyo
updating insecure repos
Source : | Last Update : Wed, 23 Mar 22