我遇到了 Ubuntu 信号非常弱的经典问题(而我使用 Windows 时没有问题)。我尝试按照这里的一些帖子操作,但没有解决(我不是专家)。也尝试从 github 安装固件,但...没有解决。安全启动已禁用。也尝试禁用蓝牙,但没有结果。
此时的一些命令输出如下:
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.3 LTS
Release: 22.04
Codename: jammy
uname -a
Linux ASUS-vivoBook-di-Davide 6.2.0-36-generic #37~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Mon Oct 9 15:34:04 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
iwconfig
wlo1 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
lspci | fgrep -i wireless
01:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8821CE 802.11ac PCIe Wireless Network Adapter
lsmod |fgrep 8821
8821ce 2519040 0
rtw_8821ce 16384 0
rtw_8821c 90112 1 rtw_8821ce
rtw_pci 32768 1 rtw_8821ce
rtw_core 339968 2 rtw_8821c,rtw_pci
cfg80211 1241088 3 rtw_core,mac80211,8821ce
sudo dkms status
rtl8821ce/5.5.2.1: added
rtl8821ce/v5.5.2_34066.20200325, 6.2.0-36-generic, x86_64: installed
rtw88/0.6, 6.2.0-36-generic, x86_64: installed