E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?
sudo kill -9 PID
sudo rm /var/lib/dpkg/lock-frontend
sudo apt update
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root?
sudo kill -9 PID
sudo rm /var/lib/dpkg/lock-frontend
sudo apt update
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?
ps aux | grep -i dpkg
// Kill processes which are running
sudo kill -9 <pid>
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