Offline installation of the new version of Vue-devtool

1. github download address:
   https://github.com/vuejs/vue-devtools/

Remember to use the tags in

2. Unzip
3. Then use the administrator mode to open cmd and enter the decompressed file,
4. carried outnpm install
5. Then after executing npm run build (originally), an error will be reported because yarn is used to install
   
6. So install yarn

npm -g bin find the bin directory of npm

Go to the bin directory, open cmd in manager mode, and run npm i -g yarn

7. Use yarn

Run yarn install in the downloaded folder

Then run yarn run build

8. Open the Chrome extension page (currently under Menu>More Tools>Extensions)
9. Check "Developer Mode" in the upper right corner
10. Click the "Load and Unzip" button on the left, and then select the folder: vue-devtools/packages/shell-chrome/

If you can’t install a Goole access assistant and download it directly from the app store.