Installation failed due to connection failure

Got the following error when running `sudo apt install obs-studio`. Is the server temporally down?
Many Thanks!

Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
libdouble-conversion3 libfdk-aac1 libluajit-5.1-2 libluajit-5.1-common libmbedcrypto3 libmbedtls12 libmbedx509-0 libpcre2-16-0 libqt5core5a libqt5dbus5 libqt5gui5 libqt5network5 libqt5qml5
libqt5quick5 libqt5svg5 libqt5waylandclient5 libqt5waylandcompositor5 libqt5widgets5 libqt5xml5 libxcb-xinerama0 libxcb-xinput0 qt5-gtk-platformtheme qttranslations5-l10n qtwayland5
Suggested packages:
qt5-image-formats-plugins qt5-qmltooling-plugins
The following NEW packages will be installed:
libdouble-conversion3 libfdk-aac1 libluajit-5.1-2 libluajit-5.1-common libmbedcrypto3 libmbedtls12 libmbedx509-0 libpcre2-16-0 libqt5core5a libqt5dbus5 libqt5gui5 libqt5network5 libqt5qml5
libqt5quick5 libqt5svg5 libqt5waylandclient5 libqt5waylandcompositor5 libqt5widgets5 libqt5xml5 libxcb-xinerama0 libxcb-xinput0 obs-studio qt5-gtk-platformtheme qttranslations5-l10n qtwayland5
0 upgraded, 25 newly installed, 0 to remove and 256 not upgraded.
Need to get 66.9 MB/81.5 MB of archives.
After this operation, 294 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Err:1 http://ppa.launchpad.net/obsproject/obs-studio/ubuntu focal/main amd64 obs-studio amd64 27.0.1-0obsproject1~focal
Connection failed [IP: 91.189.95.85 80]
E: Failed to fetch http://ppa.launchpad.net/obsproject...bs-studio_27.0.1-0obsproject1~focal_amd64.deb Connection failed [IP: 91.189.95.85 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
 
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