diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index c2dd8e3..0cb42ae 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,5 +1,13 @@
 ## Change Log
 
+### 4.7.0 (unreleased)
+- Change subtitles parser from ttml to vtt
+- Improve help command
+- Update modules
+
+#### Known issues:
+- Proxy not supported
+
 ### 4.6.1 (2020/09/19)
 - Update modules
 
diff --git a/funi.js b/funi.js
index 07f5df6..6a8250f 100644
--- a/funi.js
+++ b/funi.js
@@ -14,13 +14,13 @@ const api_host = 'https://prod-api-funimationnow.dadcdigital.com/api';
 // modules extra
 const yaml = require('yaml');
 const shlp = require('sei-helper');
-const yargs = require('yargs');
 const { lookpath } = require('lookpath');
 const m3u8 = require('m3u8-parsed');
 const streamdl = require('hls-download');
 
 // extra
 const modulesFolder = __dirname + '/modules';
+const appYargs = require(modulesFolder+'/module.app-args');
 const getYamlCfg = require(modulesFolder+'/module.cfg-loader');
 const getData = require(modulesFolder + '/module.getdata.js');
 const vttConvert = require(modulesFolder + '/module.vttconvert');
@@ -49,77 +49,7 @@ if(!token){
 }
 
 // cli
-let argv = yargs
-    .wrap(Math.min(100))
-    .usage('Usage: $0 [options]')
-    .help(false).version(false)
-    
-    // auth
-    .describe('auth','Enter auth mode')
-    
-    // search
-    .describe('search','Sets the show title for search')
-    
-    // params
-    .describe('s','Sets the show id')
-    .describe('e','Select episode ids (comma-separated, hyphen-sequence)')
-    
-    .describe('q','Video layer (0 is max)')
-    .choices('q', [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10])
-    .default('q', cfg.cli.videoLayer)
-    
-    .describe('alt','Alternative episode listing (if available)')
-    .boolean('alt')
-    
-    .describe('sub','Subtitles mode (Dub mode by default)')
-    .boolean('sub')
-    
-    .describe('simul','Forсe download simulcast version instead of uncut')
-    .boolean('simul')
-    
-    .describe('x','Select server')
-    .choices('x', [1, 2, 3, 4])
-    .default('x', cfg.cli.nServer)
-    
-    .describe('novids', 'Skip download videos')
-    .boolean('novids')
-    
-    .describe('nosubs','Skip download subtitles for Dub (if available)')
-    .boolean('nosubs')
-    
-    // proxy
-    // .describe('proxy','http(s)/socks proxy WHATWG url (ex. https://myproxyhost:1080/)')
-    // .describe('proxy-auth','Colon-separated username and password for proxy')
-    // .describe('ssp','Ignore proxy settings for stream downloading')
-    // .boolean('ssp')
-    
-    .describe('mp4','Mux into mp4')
-    .boolean('mp4')
-    .default('mp4',cfg.cli.mp4mux)
-    .describe('mks','Add subtitles to mkv or mp4 (if available)')
-    .boolean('mks')
-    .default('mks',cfg.cli.muxSubs)
-    
-    .describe('a','Filenaming: Release group')
-    .default('a',cfg.cli.releaseGroup)
-    .describe('t','Filenaming: Series title override')
-    .describe('ep','Filenaming: Episode number override (ignored in batch mode)')
-    .describe('suffix','Filenaming: Filename suffix override (first "SIZEp" will be replaced with actual video size)')
-    .default('suffix',cfg.cli.fileSuffix)
-    
-    // util
-    .describe('nocleanup','move temporary files to trash folder instead of deleting')
-    .boolean('nocleanup')
-    .default('nocleanup',cfg.cli.noCleanUp)
-    
-    // help
-    .describe('h','Show this help')
-    .alias('h','help')
-    .boolean('h')
-    
-    .version(false)
-    .help(false)
-    .argv;
+const argv = appYargs.appArgv(cfg.cli);
 
 // check page
 if(!isNaN(parseInt(argv.p, 10)) && parseInt(argv.p, 10) > 0){
@@ -149,7 +79,7 @@ else if(argv.s && !isNaN(parseInt(argv.s, 10)) && parseInt(argv.s, 10) > 0){
     getShow();
 }
 else{
-    yargs.showHelp();
+    appYargs.showHelp();
     process.exit();
 }
 
@@ -169,7 +99,7 @@ async function auth(){
         authData = JSON.parse(authData.res.body);
         if(authData.token){
             console.log('[INFO] Authentication success, your token: %s%s\n', authData.token.slice(0,8),'*'.repeat(32));
-            fs.writeFileSync(tokenFile, yaml.stringify({'token': authData.token}));
+            fs.writeFileSync(tokenFile + '.yml', yaml.stringify({'token': authData.token}));
         }
         else if(authData.error){
             console.log('[ERROR]%s\n', authData.error);
@@ -632,6 +562,10 @@ async function downloadStreams(){
         return;
     }
     
+    if(argv.skipmux){
+        return;
+    }
+    
     let muxTrg = path.join(cfg.dir.content, fnOutput);
     let tshTrg = path.join(cfg.dir.trash, fnOutput);
     
diff --git a/modules/module.app-args.js b/modules/module.app-args.js
new file mode 100644
index 0000000..0e987aa
--- /dev/null
+++ b/modules/module.app-args.js
@@ -0,0 +1,186 @@
+const yargs = require('yargs');
+
+const appArgv = (cfg, langsData) => {
+    // init
+    return yargs.parserConfiguration({
+        "duplicate-arguments-array": false,
+    })
+    // main
+    .wrap(Math.min(120)) // yargs.terminalWidth()
+    .help(false).version(false)
+    .usage('Usage: $0 [options]')
+    // auth
+    .option('auth', {
+        group: 'Authentication:',
+        describe: 'Enter authentication mode',
+        type: 'boolean',
+    })
+    // search
+    .option('search', {
+        alias: 'f',
+        group: 'Search:',
+        describe: 'Search show ids',
+        type: 'string',
+    })
+    // select show and eps
+    .option('s', {
+        group: 'Downloading:',
+        describe: 'Sets the show id',
+        type: 'number',
+    })
+    .option('e', {
+        group: 'Downloading:',
+        describe: 'Select episode ids (comma-separated, hyphen-sequence)',
+        type: 'string',
+    })
+    // quality
+    .option('q', {
+        group: 'Downloading:',
+        describe: 'Select video layer (0 is max)',
+        choices: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
+        default: cfg.videoLayer || 7,
+        type: 'number',
+    })
+    // alt listing
+    .option('alt', {
+        group: 'Downloading:',
+        describe: 'Alternative episode listing (if available)',
+        default: cfg.altList || false,
+        type: 'boolean',
+    })
+    // switch to subs
+    .option('sub', {
+        group: 'Downloading:',
+        describe: 'Japanese Dub with subtitles mode (English Dub mode by default)',
+        default: cfg.subsMode || false,
+        type: 'boolean',
+    })
+    // simulcast
+    .option('simul', {
+        group: 'Downloading:',
+        describe: 'Force downloading simulcast ver. instead of uncut ver. (if uncut ver. available)',
+        default: cfg.forceSimul || false,
+        type: 'boolean',
+    })
+    // server number
+    .option('x', {
+        alias: 'server',
+        group: 'Downloading:',
+        describe: 'Select server',
+        choices: [1, 2, 3, 4],
+        default: cfg.nServer || 1,
+        type: 'number',
+    })
+    // skip
+    .option('novids', {
+        group: 'Downloading:',
+        alias: 'skipdl',
+        describe: 'Skip downloading video (for downloading subtitles only)',
+        type: 'boolean',
+    })
+    .option('nosubs', {
+        group: 'Downloading:',
+        describe: 'Skip downloading subtitles for English Dub (if available)',
+        type: 'boolean',
+    })
+    // proxy
+    .option('proxy', {
+        group: 'Proxy:',
+        describe: 'Set http(s)/socks proxy WHATWG url',
+        default: cfg.proxy || false,
+        hidden: true,
+    })
+    .option('proxy-auth', {
+        group: 'Proxy:',
+        describe: 'Colon-separated username and password for proxy',
+        default: cfg.proxy_auth || false,
+        hidden: true,
+    })
+    .option('ssp', {
+        group: 'Proxy:',
+        describe: 'Don\'t use proxy for stream and subtitles downloading',
+        default: cfg.proxy_ssp || false,
+        hidden: true,
+        type: 'boolean',
+    })
+    // muxing
+    .option('skipmux', {
+        group: 'Muxing:',
+        describe: 'Skip muxing video and subtitles',
+        type: 'boolean',
+    })
+    .option('mp4', {
+        group: 'Muxing:',
+        describe: 'Mux into mp4',
+        default: cfg.mp4mux || false,
+        type: 'boolean'
+    })
+    .option('mks', {
+        group: 'Muxing:',
+        describe: 'Add subtitles to mkv/mp4 (if available)',
+        default: cfg.muxSubs || false,
+        type: 'boolean'
+    })
+    // filenaming
+    .option('a', {
+        alias: 'grouptag',
+        group: 'Filename Template:',
+        describe: 'Release group',
+        default: cfg.releaseGroup || 'Funimation',
+        type: 'string'
+    })
+    .option('t', {
+        alias: 'title',
+        group: 'Filename Template:',
+        describe: 'Series title override',
+        type: 'string'
+    })
+    .option('ep', {
+        group: 'Filename Template:',
+        describe: 'Episode number override (ignored in batch mode)',
+        type: 'string'
+    })
+    .option('suffix', {
+        group: 'Filename Template:',
+        describe: 'Filename suffix override (first "SIZEp" will be replaced with actual video size)',
+        default: cfg.fileSuffix || 'SIZEp',
+        type: 'string'
+    })
+    // util
+    .option('nocleanup', {
+        group: 'Utilities:',
+        describe: 'Move temporary files to trash folder instead of deleting',
+        default: cfg.noCleanUp || false,
+        type: 'boolean'
+    })
+    .option('notrashfolder', {
+        implies: ['nocleanup'],
+        group: 'Utilities:',
+        describe: 'Don\'t move temporary files to trash folder (Used with --nocleanup)',
+        default: cfg.noTrashFolder || false,
+        type: 'boolean'
+    })
+    // help
+    .option('help', {
+        alias: 'h',
+        group: 'Help:',
+        describe: 'Show this help',
+        type: 'boolean'
+    })
+    // usage
+    .example([
+        ['$0 --search "My Hero"', 'search "My Hero" in title'],
+        ['$0 -s 124389 -e 1,2,3', 'download episodes 1-3 from show with id 124389'],
+        ['$0 -s 124389 -e 1-3,2-7,s1-2', 'download episodes 1-7 and "S"-episodes 1-2 from show with id 124389'],
+    ])
+    
+    // --
+    .argv;
+}
+
+const showHelp = yargs.showHelp;
+
+module.exports = {
+    appArgv,
+    showHelp
+};
diff --git a/package.json b/package.json
index 5882695..61e9428 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "funimation-downloader-nx",
     "short_name": "funi",
-    "version": "4.7.0-beta.1",
+    "version": "4.7.0-beta.2",
     "description": "Download videos from Funimation via cli.",
     "keywords": [
         "download",