Fedora 34 : change runlevel Hint - default.target, multi-user.target, graphical.target

systemctl status default.target   # to switch runlevels instantly systemctl isolate graphical.target systemctl isolate multi-user.target   ll /etc/systemd/system/default.target   #runlevel 3 ln -sf /lib/systemd/system/multi-user.target /etc/systemd/system/default.target   #runlevel 5 ln -sf /lib/systemd/system/graphical.target /etc/systemd/system/default.target  

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Fedora 34 : ssh authorized_keys failed Hint

egrep -i 'pubkey*' /etc/ssh/sshd_config sshd -T|egrep "pubkeyauthentication|pubkeyacceptedkeytypes"   Federal Information Processing Standards (FIPS) fips-mode-setup --disable fips-mode-setup --check fips-mode-setup --is-enabled Installation of FIPS modules is not completed. FIPS mode is disabled. update-crypto-policies --set LEGACY update-crypto-policies --show => LEGACY   reboot  

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