Install Updates could not fetch the package cache - NO PUBKEY spotify

[Felipe Toledo Oñate]

HI, PLEASE ANY SOLUTION?  :002: :002:

===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.linuxliteos.com/forums/ and paste the log below into the Software - Support - Updates section for assistance.

============ Log ===========

Obj:1 http://us.archive.ubuntu.com/ubuntu jammy InRelease
Obj:2 https://dl.google.com/linux/chrome/deb stable InRelease
Obj:3 http://repo.linuxliteos.com/linuxlite fluorite InRelease
Ign:4 http://linux.dropbox.com/ubuntu disco InRelease
Obj:5 http://us.archive.ubuntu.com/ubuntu jammy-updates InRelease
Obj:6 http://archive.canonical.com/ubuntu jammy InRelease
Obj:7 http://linux.dropbox.com/ubuntu disco Release
Obj:8 http://us.archive.ubuntu.com/ubuntu jammy-backports InRelease
Obj:9 http://security.ubuntu.com/ubuntu jammy-security InRelease
Des:10 http://repository.spotify.com stable InRelease [3.316 B]
Err:10 http://repository.spotify.com stable InRelease
  Las firmas siguientes no se pudieron verificar porque su clave pública no está disponible: NO_PUBKEY 6224F9941A8AA6D1
Leyendo lista de paquetes...
W: http://linux.dropbox.com/ubuntu/dists/disco/Release.gpg: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: Error de GPG: http://repository.spotify.com stable InRelease: Las firmas siguientes no se pudieron verificar porque su clave pública no está disponible: NO_PUBKEY 6224F9941A8AA6D1
E: El repositorio «http://repository.spotify.com stable InRelease» no está firmado.