用自带的切换管理器，切换不成功。看网上能安装闭源驱动，到官网下载了最新的。安装完重启能正常进入系统。但是从第二次重启开始就进不去了，能进tty，然后再次执行NVIxxx-xx.run驱动，才可以。

这咋搞，还有如何还原回去，望坛友指点一下。

~$ nvidia-smi
Sat Apr  2 08:52:30 2022   
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 510.60.02    Driver Version: 510.60.02    CUDA Version: 11.6     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  NVIDIA GeForce ...  Off  | 00000000:01:00.0 Off |                  N/A |
| N/A   39C    P5    N/A /  N/A |    521MiB /  2048MiB |      7%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+
                                                                       
+-----------------------------------------------------------------------------+
| Processes:                                                                  |
|  GPU   GI   CI        PID   Type   Process name                  GPU Memory |
|        ID   ID                                                   Usage      |
|=============================================================================|
|    0   N/A  N/A      3917      G   /usr/lib/xorg/Xorg                 83MiB |
|    0   N/A  N/A      4495      G   kwin_x11                           40MiB |
|    0   N/A  N/A      8441    C+G   ...tracted\WeChatBrowser.exe      146MiB |
|    0   N/A  N/A      9911    C+G   ...2\extracted\WeChatApp.exe      146MiB |
|    0   N/A  N/A     11053      G   ...782891478290070299,131072      102MiB |
+-----------------------------------------------------------------------------+