When you use RPM to upgrade software, the RPM utilities uninstall the old software and install the new version, ensuring that any outdated files are automatically removed.
在使用 RPM 升级软件时，RPM 实用程序卸载旧版软件并安装新版软件，确保任何过时的文件被自动删除。
IM provides an efficient mechanism to maintain software packages providing a one-stop shop for install, update, modify, and uninstall operations.
IM提供了一种高效机制来维护软件包，从而为安装、更新、修改和卸载操作提供了一个一站式服务。
If you have installed the original letter had access to the software, please uninstall and delete the folder and empty the Recycle Bin!
如果原来曾经安装过通达信软件的，请先卸载，删除文件夹，并清空回收站！
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