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1.Éý¼¶Èí¼þ°ü

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sudo apt update  # ¸üÐÂÈí¼þ°üÔ´Áбí
sudo apt upgrade  # ¸üÐÂÒÑ×°ÖõÄÈí¼þ°ü
sudo apt autoremove  # ÒƳýÎÞÓõÄÈí¼þ°üºÍÒÀÀµ

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2.½ûÓò»ÐëÒªµÄЧÀÍ

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sudo systemctl list-units --type=service

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sudo systemctl disable <service_name>  # ½ûÓÃÖ¸¶¨µÄЧÀÍ

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3.ÓÅ»¯Äں˲ÎÊý

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net.core.rmem_default = 256960
net.core.rmem_max = 256960
net.core.wmem_default = 256960
net.core.wmem_max = 256960

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sudo sysctl -p

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sudo apt install kubuntu-desktop  # ×°ÖÃKDE×ÀÃæÇéÐÎ

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[Desktop Entry]
Type=Application
Exec=<command_or_application>  # ×Ô½ç˵ÏÂÁî»òÓ¦ÓóÌÐò
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name=<name_of_custom_entry>  # ×Ô½ç˵Æô¶¯ÏîÃû³Æ

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sudo apt install <theme_package_name>  # ×°ÖÃÖ÷Ìâ
sudo apt install <icon_package_name>  # ×°ÖÃͼ±ê

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