/ usr / lib / ubuntu-release-upgrader / [ HOME SHELL ]
NAME SIZE PERMISSION ACTION
  check-new-release 9.99 KB -rwxr-xr-x   
  do-partial-upgrade 4.18 KB -rwxr-xr-x   
  release-upgrade-motd 1.48 KB -rwxr-xr-x   

${this.title}

 

Change Permission : check-new-release