如题：

sudo apt update
命中:1 https://community-packages.deepin.com/deepin apricot InRelease
命中:2 https://community-packages.deepin.com/printer eagle InRelease
命中:3 http://packages.microsoft.com/repos/edge stable InRelease
命中:4 https://community-store-packages.deepin.com/appstore eagle InRelease
命中:5 http://sucdn.jerrywang.top InRelease
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 50 个软件包可以升级。请执行 ‘apt list --upgradable’ 来查看它们。
W: https://community-packages.deepin.com/deepin/dists/apricot/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.
W: https://community-packages.deepin.com/printer/dists/eagle/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.
W: http://packages.microsoft.com/repos/edge/dists/stable/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.
W: https://community-store-packages.deepin.com/appstore/dists/eagle/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.
W: http://sucdn.jerrywang.top/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.

为啥要更新？因为现在无法安装软件了，如下：商店安装提示

dpkg: error processing package com.brave.brave-browser (--configure):
 installed com.brave.brave-browser package post-installation scrīpt subprocess returned error exit status 255
Setting up be.maartenbaert.simplescreenrecorder (0.3.11-2+b1) ...
Processing triggers for deepin-app-store (6.2.0.28-1) ...
begin triggered appstore
end triggered appstore
Errors were encountered while processing:
 com.brave.brave-browser

命令行安装提示一堆报错

sudo apt-get install simplescreenrecorder
请验证指纹或输入密码
[sudo] wang 的密码：
验证成功
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
下列【新】软件包将被安装：
simplescreenrecorder
升级了 0 个软件包，新安装了 1 个软件包，要卸载 0 个软件包，有 50 个软件包未被升级。
有 1 个软件包没有被完全安装或卸载。
需要下载 1,302 kB 的归档。
解压缩后会消耗 3,597 kB 的额外空间。
获取:1 https://community-packages.deepin.com/deepin apricot/main amd64 simplescreenrecorder amd64 0.3.11-1+b1 [1,302 kB]
已下载 1,302 kB，耗时 0秒 (5,617 kB/s)
正在选中未选择的软件包 simplescreenrecorder。
(正在读取数据库 ... 系统当前共安装有 249429 个文件和目录。)
准备解压 .../simplescreenrecorder_0.3.11-1+b1_amd64.deb ...
正在解压 simplescreenrecorder (0.3.11-1+b1) ...
正在设置 com.brave.brave-browser (1.0.0-2) ...
sysctl: cannot stat /proc/sys/kernel/unprivileged_userns_clone: 没有那个文件或目录
dpkg: 处理软件包 com.brave.brave-browser (--configure)时出错：
已安装 com.brave.brave-browser 软件包 post-installation 脚本 子进程返回错误状态 255
正在设置 simplescreenrecorder (0.3.11-1+b1) ...
正在处理用于 desktop-file-utils (0.23-4) 的触发器 ...
正在处理用于 mime-support (3.62) 的触发器 ...
正在处理用于 hicolor-icon-theme (0.17-2) 的触发器 ...
gtk-update-icon-cache: The generated cache was invalid.
WARNING: icon cache generation failed
正在处理用于 lastore-daemon (5.1.0.21-1) 的触发器 ...
正在处理用于 man-db (2.8.5-2) 的触发器 ...
正在处理用于 bamfdaemon (0.5.4.1-1+eagle) 的触发器 ...
Rebuilding /usr/share/applications/bamf-2.index...
在处理时有错误发生：
com.brave.brave-browser
E: Sub-process /usr/bin/dpkg returned an error code (1)