Run the following on a component that uses your env, to get the Prettier version currently being used:
$bit envs get pages/welcome --services teambit.defender/formatter 
The out is similar to the following:
teambit.defender/formatter
configured linter: prettier-formatter (Prettier @ 2.7.1)
configured linter: prettier-formatter (Prettier @ 2.7.1)
To provide your Prettier formatter with a different version of Prettier, implement the formatter env handler.
/* @filename: my-env.bit-env.ts */ /* your base env. in this example, react-env. */ import { ReactEnv } from '@teambit/react.react-env'; import type { ReactEnvInterface } from '@teambit/react.react-env'; import { PrettierFormatter } from '@teambit/defender.prettier-formatter'; import prettier from 'prettier'; export class MyEnv extends ReactEnv implements ReactEnvInterface { constructor() { super(); } name = 'my-env'; /** * replace the default formatter */ formatter() { return PrettierFormatter.from({ /** * use the prettier instance this env has as a dependency */ prettier, }); } } export default new UpdatePrettierEnv();
Install the version of Prettier you want to use:
$bit install prettier@2.6.0 
See command synopsis
Prettier is automatically detected as a dependency of that env. By default, dependencies are resolved to the ones installed in that workspace.
Run the following to compile your env:
$bit compile 
See command synopsis