I'mu using ZorinOS 17 (based upon Ubuntu 22), and when I try to install your PPA I get the following message
sudo apt-add-repository ppa:paolorotolo/droidcam
[sudo] Mot de passe de nicolas :
Dépôt : « deb https://ppa.launchpadcontent.net/paolorotolo/droidcam/ubuntu/ jammy main »
Description :
DroidCam – Use your Android phone as a wireless webcam or an IP Cam!
Plus d'informations : https://launchpad.net/~paolorotolo/+archive/ubuntu/droidcam
Ajout du dépôt.
Appuyez sur [ENTRÉE] pour continuer ou Ctrl-c pour annuler
Adding deb entry to /etc/apt/sources.list.d/paolorotolo-ubuntu-droidcam-jammy.list
Adding disabled deb-src entry to /etc/apt/sources.list.d/paolorotolo-ubuntu-droidcam-jammy.list
Adding key to /etc/apt/trusted.gpg.d/paolorotolo-ubuntu-droidcam.gpg with fingerprint D749D17AF7CA097CEC26F479857F87147B9B74AA
Err :19 https://ppa.launchpadcontent.net/paolorotolo/droidcam/ubuntu jammy Release
404 Not Found [IP : 2620:2d:4000:1::81 443]
E: Le dépôt https://ppa.launchpadcontent.net/paolorotolo/droidcam/ubuntu jammy Release n'a pas de fichier Release.
N: Les mises à jour depuis un tel dépôt ne peuvent s'effectuer de manière sécurisée, et sont donc désactivées par défaut.
N: Voir les pages de manuel d'apt-secure(8) pour la création des dépôts et les détails de configuration d'un utilisateur.
W: http://ppa.launchpad.net/appimagelauncher-team/stable/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: http://ppa.launchpad.net/diodon-team/stable/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: https://download.docker.com/linux/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
N: Le fichier configuré « stable/binary-i386/Packages » ne sera pas pris en compte car le dépôt « https://download.docker.com/linux/ubuntu jammy InRelease » ne prend pas en charge l'architecture « i386 »
W: http://ppa.launchpad.net/lutris-team/lutris/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: http://ppa.launchpad.net/lyzardking/ubuntu-make/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: http://ppa.launchpad.net/phoerious/keepassxc/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: https://paulcarroty.gitlab.io/vscodium-deb-rpm-repo/debs/dists/vscodium/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: http://ppa.launchpad.net/touchegg/stable/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
W: http://ppa.launchpad.net/xtradeb/apps/ubuntu/dists/jammy/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
All that to say that your PPA is not ready for Jammy. Can you add the required files ?