Tell me what am I doing wrong?
Below is an example of my policy file referenced by the parameter browser_preferences=https: //password:
login@name.server.com/policy/chrome.txt
"AllowFileSelectionDialogs": false,
"AllowOutdatedPlugins": true,
"AlternateErrorPagesEnabled": false,
"AlwaysOpenPdfExternally": false,
"AutofillAddressEnabled": false,
"AutoplayAllowed": true,
"BackgroundModeEnabled": false,
"BlockThirdPartyCookies": false,
"BookmarkBarEnabled": false,
"BrowserAddPersonEnabled": false,
"BrowserGuestModeEnabled": false,
"BrowserSignin": 0,
"CloudPrintSubmitEnabled": false,
"DefaultBrowserSettingEnabled": false,
"DefaultCookiesSetting": 1,
"DefaultImagesSetting": 1,
"DefaultJavaScriptSetting": 1,
"DefaultGeolocationSetting": 3,
"DefaultMediaStreamSetting": 3,
"DefaultNotificationsSetting": 3,
"DefaultPluginsSetting": 1,
"DefaultPopupsSetting": 2,
"DeveloperToolsDisabled": false,
"DefaultSearchProviderEnabled": true,
"DefaultSearchProviderName": "Google",
"DefaultSearchProviderSearchURL": "{google:baseURL}search?q={searchTerms}",
"DeveloperToolsAvailability": 2,
"DisablePrintPreview": false,
"DisableSafeBrowsingProceedAnyway": false,
"DisableScreenshots": true,
"DownloadDirectory": "/dev/null",
"EditBookmarksEnabled": false,
"EnableMediaRouter": false,
"ExtensionInstallBlacklist": ["*"],
"FullscreenAllowed": true,
"HideWebStoreIcon": true,
"HomepageIsNewTabPage": false,
"IncognitoModeAvailability": 1,
"MetricsReportingEnabled": false,
"NTPCustomBackgroundEnabled": false,
"PasswordManagerEnabled": false,
"PluginsAllowedForUrls": [ "http://*", "https://*", ],
"PrinterTypeDenyList": [ "pdf",],
"PrintingEnabled": false,
"PromotionalTabsEnabled": false,
"ProxyMode": "system",
//"ProxyPacUrl": "
http://ip/proxy.pac",
"QuicAllowed": false,
"RunAllFlashInAllowMode": true,
"SafeBrowsingEnabled": false,
"SafeBrowsingExtendedReportingOptInAllowed": false,
"SearchSuggestEnabled": false,
"ShowAppsShortcutInBookmarkBar": false,
"ShowHomeButton": true,
"SpellCheckServiceEnabled": false,
"StricterMixedContentTreatmentEnabled": false,
"SyncDisabled": true,
"TranslateEnabled": false,
"UrlKeyedAnonymizedDataCollectionEnabled": false,
"RestoreOnStartup": 4,
"ExtensionInstallWhitelist": [ "pflmllfnnabikmfkkaddkoolinlfninn",],
"ExtensionInstallForcelist": [ "pflmllfnnabikmfkkaddkoolinlfninn;
https://clients2.google.com/service/update2/crx",],