How to update package in Debian system?

To update the software packages in the Debian system, you can use the following command:

1. Execute the following command to update the package list:

sudo apt update

1. Then execute the following command to upgrade all available packages:

sudo apt upgrade

1. To upgrade all the software packages installed in the system, you can use the following command:

sudo apt dist-upgrade

1. If you only want to update specific software packages, you can use the following command:

sudo apt install <软件包名称>

1. You can use the following command to check for available updates.

apt list --upgradable

Please make sure to back up important data before updating the software package and be prepared to enter the administrator password during the update process.