E: unable to obtain the lock/var/cache/apt/archives/lock

Event: the software package has been updated. Go to the update manager and click Install update. An error occurs.
Error message: E: unable to obtain the lock/var/cache/apt/archives/lock-open (11 Resources temporarily unavailable)
E: Unable to lock the download directory
Solution: Enter the error prompt to search in google. Obtain the first solution, open the terminal, and enter ps-aux to list the processes, as shown in
Root 5765 0.0 1.0 18204 15504? SN apt-get-qq-d
The last column starts with apt-get. The process is getting a lock. Enter sudo kill PID on the terminal to release the lock. But my list does not
This type of process.
Solution 2: Force unlock and command
Sudo rm/var/cache/apt/archives/lock
Sudo rm/var/lib/dpkg/lock
Solve the problem.