参考：官方文档1.安装相关依赖sudo apt install gnupg software-properties-common2.安装QGIS签名 密钥 ，以便信任并安装QGIS资源库中的软件sudo mkdir -m755 -p /etc/apt/keyrings # not needed since apt version 2.4.0 like Debian 12 and Ubuntu 22 or newer sudo wget -O /etc/apt/keyrings/qgis-archive-keyring.gpg https://download.qgis.org/downloads/qgis-archive-keyring.gpg3.创建qgis.sources cd /etc/apt/sources.list.d/ cat qgis.sources将下面的文本 复制到 终端后，Enter后再ctrl+c#ubuntu24.04 Types: deb deb-src URIs: https://qgis.org/debian Suites: no