可能是用的N卡的原因。

亲~！

请问你的系统环境是 20.9还是23 beta

安装上驱动就正常了，如果是n卡的话。

20.9系统

什么卡没留意过，内置的显卡

lspci

00:00.0 Host bridge: Intel Corporation Device 4c43 (rev 01)
00:02.0 VGA compatible controller: Intel Corporation RocketLake-S GT1 [UHD Graphics 750] (rev 04)
00:06.0 PCI bridge: Intel Corporation Device 4c09 (rev 01)
00:14.0 USB controller: Intel Corporation Tiger Lake-H USB 3.2 Gen 2x1 xHCI Host Controller (rev 11)
00:14.2 RAM memory: Intel Corporation Tiger Lake-H Shared SRAM (rev 11)
00:16.0 Communication controller: Intel Corporation Tiger Lake-H Management Engine Interface (rev 11)
00:17.0 SATA controller: Intel Corporation Device 43d2 (rev 11)
00:1b.0 PCI bridge: Intel Corporation Device 43c4 (rev 11)
00:1c.0 PCI bridge: Intel Corporation Tiger Lake-H PCI Express Root Port (rev 11)
00:1d.0 PCI bridge: Intel Corporation Tiger Lake-H PCI Express Root Port (rev 11)
00:1f.0 ISA bridge: Intel Corporation Device 4387 (rev 11)
00:1f.3 Audio device: Intel Corporation Tiger Lake-H HD Audio Controller (rev 11)
00:1f.4 SMBus: Intel Corporation Tiger Lake-H SMBus Controller (rev 11)
00:1f.5 Serial bus controller: Intel Corporation Tiger Lake-H SPI Controller (rev 11)
01:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller PM9A1/PM9A3/980PRO
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8125 2.5GbE Controller (rev 05)

应该不是 N 卡吧？