下载grub主题，用grub-customizer 安装主题。不懂就问chatgpt
#linux #grub #theme

Control volume output per-application
#gnome #linux
After installing or updating the extension, an error may appear and you will need to log out and back into GNOME to activate the extension.
控制不同应用的音量，类似windows上的EarTrumpet