E:The repository ‘ppa.launchpadcontent.net‘ does not have a Release file

E: The repository 'https://ppa.launchpadcontent.net/fossfreedom/indicator-sysmonitor/ubuntu jammy Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

在这里插入图片描述
解决办法:

进入到 /etc/apt/sources.list.d 目录下,

E:The repository ‘ppa.launchpadcontent.net‘ does not have a Release file_第1张图片
打开 fossfreedom-ubuntu-indicator-sysmonitor-jammy.list 文件,

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将下面的内容注释掉:

由
deb https://ppa.launchpadcontent.net/fossfreedom/indicator-sysmonitor/ubuntu/ jammy main
变
# deb https://ppa.launchpadcontent.net/fossfreedom/indicator-sysmonitor/ubuntu/ jammy main

E:The repository ‘ppa.launchpadcontent.net‘ does not have a Release file_第2张图片

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