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联想 ideapad 330 上未找到 wifi 适配器

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联想 ideapad 330 上未找到 wifi 适配器

昨天，我更新了 ubuntu，在此之前我的 wifi 工作正常，但更新后显示未找到 wifi 适配器。当我第一次在笔记本电脑上安装 ubuntu 时，它遇到了同样的问题，但我按照给出的步骤修复了它这视频。但这次它不起作用。如果有人能帮助我，那就太好了

编辑
->输出lspci -knn | grep Net -A3; rfkill list：

01:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter [10ec:c821]
    Subsystem: Lenovo RTL8821CE 802.11ac PCIe Wireless Network Adapter [17aa:c024]
    Kernel modules: rtw_8821ce, wl, 8821ce
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 10)
    Subsystem: Lenovo RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [17aa:38a8]
0: ideapad_wlan: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: ideapad_bluetooth: Bluetooth
    Soft blocked: yes
    Hard blocked: no
2: hci0: Bluetooth
    Soft blocked: yes
    Hard blocked: no

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