This warning occurs because the updated `netplan.io` package introduced
or modified the `/run/systemd/system/netplan-ovs-cleanup.service` file,
which is marked as "world-inaccessible" (e.g., file permissions of
`000`). While the permission settings aim to limit access, systemd's
design ensures conf
The error you're seeing is due to a missing GPG key for the Spotify
repository, which is preventing Ubuntu from verifying the repository's
authenticity. This can be resolved by manually adding the Spotify
repository's GPG key.
Here's how to fix it:
1. Open a terminal.
2. Enter the following comma
