diff --git a/.changeset/gold-scissors-shake.md b/.changeset/gold-scissors-shake.md
new file mode 100644
index 00000000..3cb62724
--- /dev/null
+++ b/.changeset/gold-scissors-shake.md
@@ -0,0 +1,5 @@
+---
+"10up-toolkit": major
+---
+
+Remove browser-sync support
diff --git a/packages/toolkit/config/__tests__/__snapshots__/webpack-basic-config.js.snap b/packages/toolkit/config/__tests__/__snapshots__/webpack-basic-config.js.snap
index b67ef4e4..32204480 100644
--- a/packages/toolkit/config/__tests__/__snapshots__/webpack-basic-config.js.snap
+++ b/packages/toolkit/config/__tests__/__snapshots__/webpack-basic-config.js.snap
@@ -1596,7 +1596,6 @@ Object {
     ESLintWebpackPlugin: {"extensions":"js","emitError":true,"emitWarning":true,"failOnError":false,"resourceQueryExclude":[],"fix":false,"lintDirtyModulesOnly":true},
     MiniCssExtractPlugin: {"ignoreOrder":false,"runtime":true,"chunkFilename":"[id].css"},
     CopyPlugin: {},
-    NoBrowserSyncPlugin: {},
     StylelintWebpackPlugin: {"cache":true,"cacheLocation":"node_modules/.cache/stylelint-webpack-plugin/.stylelintcache","extensions":["css","scss","sass"],"emitError":true,"emitWarning":true,"failOnError":false,"context":"/assets2","files":"**/*.(s(c|a)ss|css)","allowEmptyInput":true,"lintDirtyModulesOnly":true,"configFile":"/config/stylelint.config.js"},
     WebpackBarPlugin: {"name":"webpack","color":"green","reporters":["basic"],"reporter":null},
     DependencyExtractionWebpackPlugin: {"combineAssets":false,"combinedOutputFile":null,"externalizedReport":false,"injectPolyfill":false,"outputFormat":"php","outputFilename":null,"useDefaults":true},
diff --git a/packages/toolkit/config/__tests__/__snapshots__/webpack-cli-arguments.js.snap b/packages/toolkit/config/__tests__/__snapshots__/webpack-cli-arguments.js.snap
index a2ec8b2d..bb79ebd8 100644
--- a/packages/toolkit/config/__tests__/__snapshots__/webpack-cli-arguments.js.snap
+++ b/packages/toolkit/config/__tests__/__snapshots__/webpack-cli-arguments.js.snap
@@ -483,7 +483,6 @@ Object {
     ESLintWebpackPlugin: {"extensions":"js","emitError":true,"emitWarning":true,"failOnError":false,"resourceQueryExclude":[],"fix":false,"lintDirtyModulesOnly":true},
     MiniCssExtractPlugin: {"ignoreOrder":false,"runtime":true,"chunkFilename":"[id].css"},
     CopyPlugin: {},
-    NoBrowserSyncPlugin: {},
     StylelintWebpackPlugin: {"cache":true,"cacheLocation":"node_modules/.cache/stylelint-webpack-plugin/.stylelintcache","extensions":["css","scss","sass"],"emitError":true,"emitWarning":true,"failOnError":false,"context":"/assets","files":"**/*.(s(c|a)ss|css)","allowEmptyInput":true,"lintDirtyModulesOnly":true},
     WebpackBarPlugin: {"name":"webpack","color":"green","reporters":["basic"],"reporter":null},
     DependencyExtractionWebpackPlugin: {"combineAssets":false,"combinedOutputFile":null,"externalizedReport":false,"injectPolyfill":false,"outputFormat":"php","outputFilename":null,"useDefaults":true},
diff --git a/packages/toolkit/config/webpack/plugins.js b/packages/toolkit/config/webpack/plugins.js
index 3567ac11..b07872c6 100644
--- a/packages/toolkit/config/webpack/plugins.js
+++ b/packages/toolkit/config/webpack/plugins.js
@@ -12,16 +12,13 @@ const { resolve } = require('path');
 const RemoveEmptyScriptsPlugin = require('./plugins/remove-empty-scripts');
 const CleanExtractedDeps = require('./plugins/clean-extracted-deps');
 const TenUpToolkitTscPlugin = require('./plugins/tsc');
-const NoBrowserSyncPlugin = require('./plugins/no-browser-sync');
 
 const {
 	hasStylelintConfig,
 	fromConfigRoot,
 	hasProjectFile,
-	getArgFromCLI,
 	maybeInsertStyleVersionHash,
 } = require('../../utils');
-const { isPackageInstalled } = require('../../utils/package');
 
 const removeDistFolder = (file) => {
 	return file.replace(/(^\.\/dist\/)|^dist\//, '');
@@ -38,7 +35,6 @@ module.exports = ({
 	projectConfig: {
 		devServer,
 		filenames,
-		devURL,
 		devServerPort,
 		paths,
 		wpDependencyExternals,
@@ -51,38 +47,6 @@ module.exports = ({
 }) => {
 	const hasReactFastRefresh = hot && !isProduction;
 
-	const hasBrowserSync =
-		isPackageInstalled('browser-sync-webpack-plugin') && isPackageInstalled('browser-sync');
-
-	const shouldLoadBrowserSync = !isProduction && devURL && !hasReactFastRefresh && hasBrowserSync;
-
-	let browserSync = !isProduction && devURL ? new NoBrowserSyncPlugin() : false;
-	if (shouldLoadBrowserSync) {
-		// eslint-disable-next-line global-require, import/no-extraneous-dependencies
-		const BrowserSyncPlugin = require('browser-sync-webpack-plugin');
-		browserSync = new BrowserSyncPlugin(
-			{
-				host: 'localhost',
-				port: getArgFromCLI('--port') || 3000,
-				proxy: devURL,
-				open: false,
-				files: ['**/*.php', '**/*.js', 'dist/**/*.css'],
-				ignore: ['dist/**/*.php', 'dist/**/*.js'],
-				serveStatic: ['.'],
-				rewriteRules: [
-					{
-						match: /wp-content\/themes\/.*\/dist/g,
-						replace: 'dist',
-					},
-				],
-			},
-			{
-				injectCss: true,
-				reload: false,
-			},
-		);
-	}
-
 	const blocksSourceDirectory = resolve(process.cwd(), paths.blocksDir);
 
 	return [
@@ -180,7 +144,6 @@ module.exports = ({
 					},
 				].filter(Boolean),
 			}),
-		devURL && browserSync,
 		// Lint CSS.
 		new StyleLintPlugin({
 			context: path.resolve(process.cwd(), paths.srcDir),
diff --git a/packages/toolkit/config/webpack/plugins/no-browser-sync.js b/packages/toolkit/config/webpack/plugins/no-browser-sync.js
deleted file mode 100644
index 37b7d06b..00000000
--- a/packages/toolkit/config/webpack/plugins/no-browser-sync.js
+++ /dev/null
@@ -1,27 +0,0 @@
-class NoBrowserSyncPlugin {
-	constructor() {
-		this.displayed = false;
-	}
-
-	// Define `apply` as its prototype method which is supplied with compiler as its argument
-	apply(compiler) {
-		compiler.hooks.compilation.tap('NoBrowserSyncPlugin', (compilation) => {
-			if (!this.displayed) {
-				this.displayed = true;
-				const logger = compilation.getLogger('10upToolkitBrowserSyncDeprecationNotice');
-				logger.warn(
-					'BrowserSync suppport has been deprecated in 10up-toolkit in favor of the `--hot` option and will be completely removed in the next major release!',
-				);
-				logger.warn(
-					'If you still wish to use BrowserSync you must manually install the `browser-sync` and `browser-sync-webpack-plugin` packages.',
-				);
-				logger.warn(
-					'If those packages are installed 10up-toolkit will start browser-sync automatically!',
-				);
-				logger.warn('See https://github.com/10up/10up-toolkit/issues/158 for more info');
-			}
-		});
-	}
-}
-
-module.exports = NoBrowserSyncPlugin;