终端：sudo apt update && sudo apt upgrade 有报错吗？

N100@N100-PC:~$ sudo apt update && sudo apt upgrade
请输入密码:
验证成功
正在读取软件包列表... 完成
E: 无法获得锁 /var/lib/apt/lists/lock - open (11: 资源暂时不可用)
E: 无法对目录 /var/lib/apt/lists/ 加锁

N100@N100-PC:~$ sudo apt update && sudo apt upgrade
命中:1 https://proposed-packages.deepin.com/dde-apricot unstable InRelease
命中:2 https://pro-driver-packages.uniontech.com eagle InRelease
命中:3 https://community-packages.deepin.com/deepin apricot InRelease
命中:4 https://community-packages.deepin.com/driver driver InRelease
命中:5 https://community-packages.deepin.com/printer eagle InRelease
错误:6 https://com-store-packages.uniontech.com/appstore deepin InRelease
无法解析域名“com-store-packages.uniontech.com”
正在读取软件包列表... 完成
正在分析软件包的依赖关系树
正在读取状态信息... 完成
有 232 个软件包可以升级。请执行 ‘apt list --upgradable’ 来查看它们。
W: 无法下载 https://com-store-packages.uniontech.com/appstore/dists/deepin/InRelease 无法解析域名“com-store-packages.uniontech.com”
W: 部分索引文件下载失败。如果忽略它们，那将转而使用旧的索引文件。
正在读取软件包列表... 完成
正在分析软件包的依赖关系树
正在读取状态信息... 完成
正在计算更新... 完成
下列软件包是自动安装的并且现在不需要了：
libx264-155
使用'sudo apt autoremove'来卸载它(它们)。
下列【新】软件包将被安装：
deepin-fix-init fbterm gconf-service gconf2-common libdtkdata libdtkocr libgconf-2-4 libncnn
libopencv-mobile libsqlcipher0 libx86-1 libytnef0
下列软件包的版本将保持不变：
deepin-album
下列软件包将被升级：
base-files binutils binutils-common binutils-x86-64-linux-gnu curl dcc-dock-plugin dcc-network-plugin dde
dde-api dde-calendar dde-clipboard dde-control-center dde-daemon dde-desktop dde-disk-mount-plugin
dde-dock dde-dock-onboard-plugin dde-file-manager dde-grand-search dde-kwin dde-launcher
dde-qt5integration dde-qt5integration5 dde-qt5wayland-plugin dde-qt5xcb-plugin dde-session-shell
dde-wloutput-daemon deepin-ab-recovery deepin-app-store deepin-boot-maker deepin-camera deepin-clone
deepin-compressor deepin-deb-installer deepin-default-settings deepin-default-settings-tuning
deepin-desktop-base deepin-devicemanager deepin-diskmanager deepin-draw deepin-editor deepin-home
deepin-home-appstore-daemon deepin-image-viewer deepin-log-viewer deepin-mail deepin-manual deepin-movie
deepin-music deepin-ocr deepin-reader deepin-screen-recorder deepin-screensaver
deepin-screensaver-xscreensaver-data deepin-terminal deepin-voice-note dock-network-plugin
dss-network-plugin fcitx-frontend-qt5 fcitx-sunpinyin file gdal-data grub-common grub-efi-amd64-bin
grub2-common gzip initramfs-tools initramfs-tools-core intel-microcode kwin-common kwin-data kwin-wayland
kwin-wayland-backend-drm kwin-x11 libarchive13 libbinutils libc-ares2 libcaca0 libcairo-gobject2
libcurl3-gnutls libcurl4 libdde-file-manager libdde-network-core libde265-0 libdfm-extension libdmr
libdtkcommon libdtkcore5 libdtkdeclarative5 libdtkgui5 libdtkwidget5 libfcitx-qt5-1 libfcitx-qt5-data
libgdal20 libgif7 libimageeditor libkf5networkmanagerqt6 libkf5xmlgui-data libkf5xmlgui5 libksba8
libkwin4-effect-builtins1 libkwineffects12 libkwinglutils12 libkwinxrenderutils12 liblightdm-gobject-1-0
liblightdm-qt5-3-0 libmagic-mgc libmagic1 libncurses5 libnss-winbind libnss3 libntfs-3g883 libopenexr23
libpcre2-16-0 libpcre2-8-0 libpolkit-agent-1-0 libpolkit-backend-1-0 libpolkit-gobject-1-0 libpq5 libqapt3
libqapt3-runtime libqt5concurrent5 libqt5core5a libqt5dbus5 libqt5designer5 libqt5gui5 libqt5help5
libqt5multimedia5 libqt5multimedia5-plugins libqt5multimediagsttools5 libqt5multimediaquick5
libqt5multimediawidgets5 libqt5network5 libqt5opengl5 libqt5positioning5 libqt5printsupport5 libqt5qml5
libqt5qmlmodels5 libqt5qmlworkerscript5 libqt5quick5 libqt5quickcontrols2-5 libqt5quicktemplates2-5
libqt5quickwidgets5 libqt5script5 libqt5sensors5 libqt5sql5 libqt5sql5-sqlite libqt5svg5 libqt5test5
libqt5texttospeech5 libqt5waylandclient5 libqt5waylandcompositor5 libqt5webchannel5 libqt5webengine-data
libqt5webenginecore5 libqt5webenginewidgets5 libqt5websockets5 libqt5widgets5 libqt5x11extras5 libqt5xdg3
libqt5xdgiconloader3 libqt5xml5 libsmbclient libsnmp-base libtcl8.6 libtinfo5 libunbound8 liburiparser1
libvlc5 libvlccore9 libwbclient0 libx11-data libzen0v5 lightdm linux-firmware
linux-headers-5.15.77-amd64-desktop linux-image-5.15.77-amd64-desktop lshw mariadb-common ncurses-base
ncurses-bin ntfs-3g openssh-client openssh-server openssh-sftp-server openssl org.deepin.downloader
policykit-1 python-samba python3-pyqt5 qml-module-qt-labs-folderlistmodel qml-module-qt-labs-platform
qml-module-qt-labs-settings qml-module-qtgraphicaleffects qml-module-qtmultimedia qml-module-qtqml
qml-module-qtqml-models2 qml-module-qtquick-controls qml-module-qtquick-controls2
qml-module-qtquick-dialogs qml-module-qtquick-layouts qml-module-qtquick-privatewidgets
qml-module-qtquick-templates2 qml-module-qtquick-window2 qml-module-qtquick2
qml-module-qtwayland-compositor qt5-image-formats-plugins qttranslations5-l10n qtwayland5 qtxdg-dev-tools
samba samba-common samba-common-bin samba-dsdb-modules samba-libs samba-vfs-modules smbclient spark-store
startdde store.spark-app.wechat-linux-spark sudo tcl8.6 vim vim-common vim-runtime vim-tiny vlc-data
vlc-plugin-base vlc-plugin-video-output winbind xxd
升级了 231 个软件包，新安装了 12 个软件包，要卸载 0 个软件包，有 1 个软件包未被升级。
需要下载 256 MB/848 MB 的归档。
解压缩后会消耗 39.7 MB 的额外空间。
您希望继续执行吗？ [Y/n] y
获取:1 https://community-packages.deepin.com/deepin apricot/main amd64 libx86-1 amd64 1.1+ds1-10.2 [77.1 kB]
获取:2 https://community-packages.deepin.com/deepin apricot/main amd64 fbterm amd64 1.7-4+b1 [59.3 kB]
获取:3 https://community-packages.deepin.com/deepin apricot/main amd64 gconf2-common all 3.2.6-5 [1,039 kB]
获取:4 https://community-packages.deepin.com/deepin apricot/main amd64 libgconf-2-4 amd64 3.2.6-5 [426 kB]
获取:5 https://community-packages.deepin.com/deepin apricot/main amd64 gconf-service amd64 3.2.6-5 [414 kB]
错误:6 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-manual amd64 6.0.6-1
无法解析域名“com-store-packages.uniontech.com”
错误:7 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-editor amd64 6.0.11-1
无法解析域名“com-store-packages.uniontech.com”
错误:8 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-devicemanager amd64 5.9.20-1
无法解析域名“com-store-packages.uniontech.com”
错误:9 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-boot-maker amd64 5.7.9-1
无法解析域名“com-store-packages.uniontech.com”
错误:10 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-home-appstore-daemon amd64 7.7.2.0006-1
无法解析域名“com-store-packages.uniontech.com”
错误:11 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-app-store amd64 7.7.3.0013-1
无法解析域名“com-store-packages.uniontech.com”
错误:12 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-camera amd64 6.0.3-1
无法解析域名“com-store-packages.uniontech.com”
错误:13 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-compressor amd64 5.12.21-1
无法解析域名“com-store-packages.uniontech.com”
错误:14 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-diskmanager amd64 1.3.20.1-1
无法解析域名“com-store-packages.uniontech.com”
错误:15 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-draw amd64 6.0.9-1
无法解析域名“com-store-packages.uniontech.com”
错误:16 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-home amd64 1.3.0-1
无法解析域名“com-store-packages.uniontech.com”
错误:17 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-log-viewer amd64 6.0.10-1
无法解析域名“com-store-packages.uniontech.com”
错误:18 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-mail amd64 6.4.4-1
无法解析域名“com-store-packages.uniontech.com”
错误:19 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-reader amd64 6.0.7-1
无法解析域名“com-store-packages.uniontech.com”
错误:20 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 deepin-voice-note amd64 6.0.14-1
无法解析域名“com-store-packages.uniontech.com”
错误:21 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 fcitx-sunpinyin amd64 0.4.2-4
无法解析域名“com-store-packages.uniontech.com”
错误:22 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 org.deepin.downloader amd64 5.3.75-1
无法解析域名“com-store-packages.uniontech.com”
错误:23 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 spark-store amd64 4.2.9
无法解析域名“com-store-packages.uniontech.com”
错误:24 https://com-store-packages.uniontech.com/appstore deepin/appstore amd64 store.spark-app.wechat-linux-spark amd64 2.1.9
无法解析域名“com-store-packages.uniontech.com”
已下载 2,016 kB，耗时 21秒 (98.0 kB/s)
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-manual/deepin-manual_6.0.6-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-editor/deepin-editor_6.0.11-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-devicemanager/deepin-devicemanager_5.9.20-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-boot-maker/deepin-boot-maker_5.7.9-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-home-appstore-daemon/deepin-home-appstore-daemon_7.7.2.0006-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-app-store/deepin-app-store_7.7.3.0013-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-camera/deepin-camera_6.0.3-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-compressor/deepin-compressor_5.12.21-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-diskmanager/deepin-diskmanager_1.3.20.1-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-draw/deepin-draw_6.0.9-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-home/deepin-home_1.3.0-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-log-viewer/deepin-log-viewer_6.0.10-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-mail/deepin-mail_6.4.4-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-reader/deepin-reader_6.0.7-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-voice-note/deepin-voice-note_6.0.14-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/f/fcitx-sunpinyin/fcitx-sunpinyin_0.4.2-4_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/d/deepin-downloader/org.deepin.downloader_5.3.75-1_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/s/spark-store/spark-store_4.2.9_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 无法下载 https://com-store-packages.uniontech.com/appstore/pool/appstore/s/store.spark-app.wechat-linux-spark/store.spark-app.wechat-linux-spark_2.1.9_amd64.deb 无法解析域名“com-store-packages.uniontech.com”
E: 有几个软件包无法下载，要不运行 apt-get update 或者加上 --fix-missing 的选项再试试？

换个时间段看看，可能是统信官方在换cdn什么的暂时有影响

系统什么版本？200+个软件包升级，好多。

20.8

好的，谢谢斑竹

今天回办公室电脑的虚拟机好好的，能连上应用商店，系统更新也是可以的😂 家里的就是不行

修改dns，或hosts修改域名指定ip为对应电信的服务器

https://bbs.deepin.org/phone/zh/post/234370

这个帖子方法解决了，谢谢大神提供思路