How to install gulp-sass plugin without errors?

Question

Windows

Compiling SASS to CSS:
- In the folder gulpfile.js I create a variable: var sass = require('gulp-sass'); - I install the gulp-sass plugin on the command
line: npm i gulp-sass --save-dev
After installation, the following entry appears in the package.json file: "gulp-sass": "^4.0.2"
error..
globally and locally is version 4.0.0
I have Windows 7

Answer 1

Well, it is also written there - the task must be indicated. Why do you just write
"gulp" in the console?
If warnings from the installation bother you, don't worry, these are not your problems now.