diff --git a/app/utilities/auth/githubOAuth.js b/app/utilities/auth/githubOAuth.js
index 14b23853..4f40542a 100644
--- a/app/utilities/auth/githubOAuth.js
+++ b/app/utilities/auth/githubOAuth.js
@@ -1,6 +1,5 @@
 const GITHUB_OAUTH_URL = 'https://github.com/login/oauth/authorize'
 const ELECTRON_ABORTED_LOAD_ERROR_CODE = -3
-const WINDOWS_GITHUB_OAUTH_DISABLED_CHROMIUM_FEATURES = ['RendererCodeIntegrity']
 
 function normalizeScopes (scopes = []) {
   if (Array.isArray(scopes)) {
@@ -100,20 +99,6 @@ function shouldIgnoreGitHubOAuthLoadFailure ({
   return isAbortedLoadError(errorCode, errorDescription) || isMainFrame === false
 }
 
-function shouldSandboxGitHubOAuthWindow (platform = process.platform) {
-  return platform !== 'win32'
-}
-
-function shouldDisableGitHubOAuthHardwareAccelerationWorkaround (platform = process.platform) {
-  return platform === 'win32'
-}
-
-function getGitHubOAuthDisabledChromiumFeaturesWorkaround (platform = process.platform) {
-  if (platform !== 'win32') return []
-
-  return WINDOWS_GITHUB_OAUTH_DISABLED_CHROMIUM_FEATURES.slice()
-}
-
 function isAbortedLoadError (errorCode, errorDescription) {
   return Number(errorCode) === ELECTRON_ABORTED_LOAD_ERROR_CODE ||
     /\bERR_ABORTED\b|\(-3\)/.test(String(errorDescription || ''))
@@ -132,8 +117,5 @@ module.exports = {
   buildGitHubOAuthUrl,
   describeGitHubOAuthUrl,
   parseGitHubOAuthCallback,
-  shouldIgnoreGitHubOAuthLoadFailure,
-  shouldDisableGitHubOAuthHardwareAccelerationWorkaround,
-  getGitHubOAuthDisabledChromiumFeaturesWorkaround,
-  shouldSandboxGitHubOAuthWindow
+  shouldIgnoreGitHubOAuthLoadFailure
 }
diff --git a/configs/electronLanguages.js b/configs/electronLanguages.js
index 92ba397c..4cd09527 100644
--- a/configs/electronLanguages.js
+++ b/configs/electronLanguages.js
@@ -1,15 +1,13 @@
-const scriptSpecificChineseResourceSuffixes = {
-  Hans: [67, 78],
-  Hant: [84, 87]
+// Electron packages Chromium locale resources by .pak filename, which does not
+// always match Lepton's app-facing locale id.
+const electronLanguageOverrides = {
+  en: 'en-US',
+  'zh-Hans': 'zh-CN',
+  'zh-Hant': 'zh-TW'
 }
 
 function toElectronLanguage (locale) {
-  const [language, script] = locale.split('-')
-  const resourceSuffix = scriptSpecificChineseResourceSuffixes[script]
-
-  return resourceSuffix
-    ? [language, String.fromCharCode(...resourceSuffix)].join('_')
-    : locale
+  return electronLanguageOverrides[locale] || locale
 }
 
 function getElectronLanguages (supportedLocales) {
diff --git a/main.js b/main.js
index 5cf4b6e4..e90b0b77 100755
--- a/main.js
+++ b/main.js
@@ -34,10 +34,7 @@ const {
   buildGitHubOAuthUrl,
   describeGitHubOAuthUrl,
   parseGitHubOAuthCallback,
-  shouldIgnoreGitHubOAuthLoadFailure,
-  shouldDisableGitHubOAuthHardwareAccelerationWorkaround,
-  getGitHubOAuthDisabledChromiumFeaturesWorkaround,
-  shouldSandboxGitHubOAuthWindow
+  shouldIgnoreGitHubOAuthLoadFailure
 } = require('./app/utilities/auth/githubOAuth')
 const {
   clearGitHubAuthWindowStorageAndDestroy
@@ -45,7 +42,6 @@ const {
 const { applyDefaultZoomPercent } = require('./app/utilities/zoom')
 
 const logger = createMainLogger()
-applyGitHubOAuthRenderWorkarounds()
 const electronLocalStorage = createElectronLocalStorage({
   getUserDataPath: () => app.getPath('userData')
 })
@@ -86,25 +82,6 @@ const MACOS_TRAY_ICON_SIZE = 18
 
 const shortcuts = nconf.get('shortcuts')
 
-function applyGitHubOAuthRenderWorkarounds () {
-  const disableHardwareAcceleration = shouldDisableGitHubOAuthHardwareAccelerationWorkaround(process.platform)
-  const disabledChromiumFeatures = getGitHubOAuthDisabledChromiumFeaturesWorkaround(process.platform)
-  if (!disableHardwareAcceleration && disabledChromiumFeatures.length === 0) return
-
-  if (disabledChromiumFeatures.length > 0) {
-    app.commandLine.appendSwitch('disable-features', disabledChromiumFeatures.join(','))
-  }
-
-  if (disableHardwareAcceleration) {
-    app.disableHardwareAcceleration()
-  }
-
-  logger.info('[auth] Applied Electron render workarounds for Windows GitHub OAuth: ' + JSON.stringify({
-    disabledChromiumFeatures,
-    hardwareAccelerationDisabled: disableHardwareAcceleration
-  }))
-}
-
 function getConfigPath() {
   if (process && process.env && process.env.XDG_CONFIG_HOME) {
     return path.join(process.env.XDG_CONFIG_HOME, '.leptonrc')
@@ -727,7 +704,6 @@ function startGitHubAuthFlow ({ clientId, scopes } = {}) {
     })
   }
 
-  const sandboxAuthWindow = shouldSandboxGitHubOAuthWindow(process.platform)
   const authWindow = new BrowserWindow({
     parent: mainWindow,
     width: 400,
@@ -737,7 +713,7 @@ function startGitHubAuthFlow ({ clientId, scopes } = {}) {
       nodeIntegration: false,
       enableRemoteModule: false,
       contextIsolation: true,
-      sandbox: sandboxAuthWindow,
+      sandbox: true,
       spellcheck: false
     }
   })
@@ -763,7 +739,6 @@ function startGitHubAuthFlow ({ clientId, scopes } = {}) {
     hasClientId: Boolean(clientId),
     clientIdLength: clientId.length,
     scopeCount: Array.isArray(scopes) ? scopes.length : 0,
-    sandbox: sandboxAuthWindow,
     authorizeUrl: describeGitHubOAuthUrl(authUrl)
   }))
 
diff --git a/package-lock.json b/package-lock.json
index 1964869b..1e214bd5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "Lepton",
-  "version": "2.0.0-beta.8",
+  "version": "2.0.0-beta.14",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "Lepton",
-      "version": "2.0.0-beta.8",
+      "version": "2.0.0-beta.14",
       "license": "MIT",
       "dependencies": {
         "@asciidoctor/core": "^2.2.9",
diff --git a/package.json b/package.json
index 606fd2b4..ffe05315 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "Lepton",
-  "version": "2.0.0-beta.8",
+  "version": "2.0.0-beta.14",
   "description": "Democratizing Code Snippets Management (macOS/Win/Linux)",
   "productName": "Lepton",
   "main": "main.js",
diff --git a/tests/utilities/githubOAuth.test.js b/tests/utilities/githubOAuth.test.js
index 52cff4f6..e37be294 100644
--- a/tests/utilities/githubOAuth.test.js
+++ b/tests/utilities/githubOAuth.test.js
@@ -5,10 +5,7 @@ const {
   buildGitHubOAuthUrl,
   describeGitHubOAuthUrl,
   parseGitHubOAuthCallback,
-  shouldIgnoreGitHubOAuthLoadFailure,
-  shouldDisableGitHubOAuthHardwareAccelerationWorkaround,
-  getGitHubOAuthDisabledChromiumFeaturesWorkaround,
-  shouldSandboxGitHubOAuthWindow
+  shouldIgnoreGitHubOAuthLoadFailure
 } = githubOAuth
 
 describe('GitHub OAuth utility', () => {
@@ -101,23 +98,4 @@ describe('GitHub OAuth utility', () => {
       isMainFrame: true
     })).toBe(false)
   })
-
-  it('uses a non-sandboxed OAuth auth window on Windows', () => {
-    expect(shouldSandboxGitHubOAuthWindow('win32')).toBe(false)
-    expect(shouldSandboxGitHubOAuthWindow('darwin')).toBe(true)
-    expect(shouldSandboxGitHubOAuthWindow('linux')).toBe(true)
-  })
-
-  it('disables hardware acceleration only for the Windows OAuth rendering workaround', () => {
-    expect(shouldDisableGitHubOAuthHardwareAccelerationWorkaround('win32')).toBe(true)
-    expect(shouldDisableGitHubOAuthHardwareAccelerationWorkaround('darwin')).toBe(false)
-    expect(shouldDisableGitHubOAuthHardwareAccelerationWorkaround('linux')).toBe(false)
-  })
-
-  it('disables Chromium renderer code integrity only for the Windows OAuth rendering workaround', () => {
-    expect(getGitHubOAuthDisabledChromiumFeaturesWorkaround('win32'))
-      .toEqual(['RendererCodeIntegrity'])
-    expect(getGitHubOAuthDisabledChromiumFeaturesWorkaround('darwin')).toEqual([])
-    expect(getGitHubOAuthDisabledChromiumFeaturesWorkaround('linux')).toEqual([])
-  })
 })
diff --git a/tests/utilities/i18n.test.js b/tests/utilities/i18n.test.js
index 7f06aad6..d3e662de 100644
--- a/tests/utilities/i18n.test.js
+++ b/tests/utilities/i18n.test.js
@@ -163,13 +163,28 @@ describe('i18n utilities', () => {
     expect(builderConfig.electronLanguages).toEqual(getElectronLanguages(getSupportedLocales()))
   })
 
-  it('maps script-specific Chinese locales to Electron resource names', () => {
+  it('maps app locales to Electron resource names', () => {
     expect(getElectronLanguages([
+      { code: 'en' },
       { code: 'zh-Hans' },
       { code: 'zh-Hant' }
     ])).toEqual([
-      ['zh', String.fromCharCode(67, 78)].join('_'),
-      ['zh', String.fromCharCode(84, 87)].join('_')
+      'en-US',
+      'zh-CN',
+      'zh-TW'
+    ])
+  })
+
+  it('maps every supported locale to the expected Electron resource names', () => {
+    expect(getElectronLanguages(getSupportedLocales())).toEqual([
+      'en-US',
+      'es',
+      'fr',
+      'ja',
+      'ko',
+      'tr',
+      'zh-CN',
+      'zh-TW'
     ])
   })