Win10 2004 WSL2 ERROR: 0x800701bc


本来是想在 Github 上给 WSL 提个 issue 的,结果写着写着给整好了。所以暂时没有翻译过来,不过都挺简单的。可以直接看 Solution 部分。


Windows build number: 10.0.20161.0
Your Distribution version: ubuntu, ubuntu 20.04, ubuntu 18.04
Whether the issue is on WSL 2 and/or WSL 1: WSL2


  1. I follow here, installed WSL 2 and ubuntu.
  2. I run ubuntu from start menu, ERROR: 0x800701bc
Installing, this may take a few minutes...
WslRegisterDistribution failed with error: 0x800701bc
Error: 0x800701bc WSL 2 ??????????????????

Press any key to continue...


  1. I try to Updating the WSL 2 Linux kernel, but
A later version of the Windows Subsystem for Linux
Update is already installed. Setup will now exit


  1. I run wsl --update --status in powershell
The Windows subsystem for Linux was last updated on 2020-6-24
WSL automatic update enabled
The WSL2 kernel file cannot be found.
To update or restore the kernel, run 'wsl.exe --update'.
  1. I run wsl.exe --update in powershell
Checking for updates...
Used without update.
The WSL 2 kernel file was not found and may need to be reinstalled or repaired manually.
For more information, please visit


  1. uninstall the Linux kernel (or Windows Subsystem for Linux Update) by running this program

  2. installed the msi again from

  1. 使用 此工具 卸载 Linux kernel (或者叫做 Windows Subsystem for Linux Update)
  2. 通过 此链接 下载 Linux 内核更新包,并且安装