Package

[William Torrez Corea <willitc9888@gmail.com>]

How can fix this problem?

Hit:1 http://ftp.us.debian.org/debian bullseye InRelease
Hit:2 http://deb.debian.org/debian bullseye InRelease
Hit:3 http://security.debian.org/debian-security bullseye-security InRelease
Get:4 http://deb.debian.org/debian bullseye-updates InRelease [44.1 kB]
Hit:5 https://repo.steampowered.com/steam stable InRelease
Get:6 http://ppa.launchpad.net/obsproject/obs-studio/ubuntu jammy
InRelease [18.1 kB]
Err:6 http://ppa.launchpad.net/obsproject/obs-studio/ubuntu jammy InRelease
  The following signatures couldn't be verified because the public key
is not available: NO_PUBKEY EFC71127F425E228
Reading package lists... Done
W: GPG error: http://ppa.launchpad.net/obsproject/obs-studio/ubuntu
jammy InRelease: The following signatures couldn't be verified because
the public key is not available: NO_PUBKEY EFC71127F425E228
E: The repository
'http://ppa.launchpad.net/obsproject/obs-studio/ubuntu jammy
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.


-- 

With kindest regards, William.

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