apt update有错误信息

dave@muxiatek:~$ sudo apt update
请输入密码
[sudo] dave 的密码：
验证成功
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 https://community-store-packages.deepin.com/appstore eagle InRelease
命中:4 http://packages.microsoft.com/repos/edge stable InRelease
命中:5 http://packages.microsoft.com/repos/vscode stable InRelease
命中:6 http://deb.fdmpkg.org bionic 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
所有软件包均为最新。
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: 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://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: http://packages.microsoft.com/repos/vscode/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: http://deb.fdmpkg.org/dists/bionic/InRelease: The key(s) in the keyring /etc/apt/trusted.gpg.d/appstore.gpg are ignored as the file has an unsupported filetype.

这个最后几个W：是怎么回事，最近更新了就这样。