Often, the local /etc/resolv.conf file contains outdated or inaccessible DNS servers.
The system attempts to use IPv6, which is improperly configured in the network environment, resulting in timeouts. 0 connecting to download.docker.com
When attempting to install or update Docker on Linux (especially Ubuntu/Debian), you may encounter a frustrating bottleneck during the apt update or installation phase: This indicates that your system is unable to resolve or connect to Docker’s official repositories, causing the process to hang or fail completely. Often, the local /etc/resolv
Once completed, verify your installation by running the hello-world container: sudo docker run hello-world Use code with caution. To give you the most precise solution, let me know: 0 connecting to download.docker.com
Your server cannot resolve download.docker.com .