Run sudo Apt-Get Install Jenkins to report how many packages to download. If not run APT-GET update or add -FIX-Missing option before trying?

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Install Jenkins when you actually deploy Jenkins automation on Ubuntu, when you do it in sudo apt-get update add below error

Answer

1. Change configuration file permissions
   sudo chmod 777 /etc/resolv.conf
2. Edit the configuration file
   (1) vim /etc/resolve.conf
   (2) Write I in the appendix
   (3) Change the following

3. Update
   sudo apt-get update
4. Install Jenkins
   sudo apt-get install jenkins
5. Show related files
   Where’s the jenkins