[Solved] wsl Error: WslRegisterDistribution failed with error: 0x800701bc

After WSL is enabled on the windows system, install Ubuntu in the Microsoft Store, and then open Ubuntu. Prompt:
Cause:
After wsl1 is upgraded to wsl2, but the kernel is not upgraded, so this error message will appear, just go to Microsoft WSL official website to download and install the latest WSL2 Linux kernel update package for x64 computers.

Solution:
1、Download the latest wsl installation package, download address: https://wslstorestorage.blob.core.windows.net/wslblob/wsl_update_x64.msi

2、After downloading the installation package, just run the installation directly!

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