diff --git a/wire/config.php b/wire/config.php
index e48bf63e..09d384e2 100644
--- a/wire/config.php
+++ b/wire/config.php
@@ -1189,7 +1189,30 @@ $config->moduleServiceURL = 'https://modules.processwire.com/export-json/';
  * @var string
  *
  */
-$config->moduleServiceKey = (__NAMESPACE__ ? 'pw300' : 'pw280');
+$config->moduleServiceKey = 'pw301';
+
+/**
+ * Allowed module installation options (in admin)
+ * 
+ * Module installation options you want to be available from the admin Modules > Install tab. 
+ * For any of the options below, specify boolean `true` to allow, `false` to disallow, or 
+ * specify string `'debug'` to allow only when ProcessWire is in debug mode. 
+ * 
+ * - `directory`: Allow installation or upgrades from ProcessWire modules directory?
+ * - `upload`: Allow installation by file upload?
+ * - `download`: Allow installation by file download from URL?
+ * 
+ * @todo consider whether the 'directory' option should also be limited to 'debug' only.
+ * 
+ * @var array
+ * @since 3.0.163
+ * 
+ */
+$config->moduleInstall = array(
+	'directory' => true, // allow install from ProcessWire modules directory? 
+	'upload' => 'debug', // allow install by module file upload?
+	'download' => 'debug', // allow install by download from URL?
+);
 
 /**
  * Substitute modules
diff --git a/wire/core/Config.php b/wire/core/Config.php
index 00f765b6..6636e367 100644
--- a/wire/core/Config.php
+++ b/wire/core/Config.php
@@ -130,6 +130,7 @@
  * @property string $moduleServiceKey API key for modules web service #pw-group-modules
  * @property bool $moduleCompile Allow use of compiled modules? #pw-group-modules
  * @property array $wireMail Default WireMail module settings. #pw-group-modules
+ * @property array $moduleInstall Admin module install options you allow. #pw-group-modules
  * 
  * @property array $substituteModules Associative array with names of substitute modules for when requested module doesn't exist #pw-group-modules
  * @property array $logs Additional core logs to keep #pw-group-admin
diff --git a/wire/modules/Process/ProcessModule/ProcessModule.js b/wire/modules/Process/ProcessModule/ProcessModule.js
index 2b44bda6..946e49f3 100644
--- a/wire/modules/Process/ProcessModule/ProcessModule.js
+++ b/wire/modules/Process/ProcessModule/ProcessModule.js
@@ -6,7 +6,7 @@ $(document).ready(function() {
 		var $btn = $(".install_" + name + ":visible"); 
 		var disabled = $btn.attr('disabled'); 	
 	
-		if($btn.size()) {	
+		if($btn.length) {	
 			$btn.effect('highlight', 1000);
 		} else {
 			var color = $(this).css('color'); 
@@ -52,7 +52,8 @@ $(document).ready(function() {
 	});
 	
 	$("#Inputfield_new_seconds").change(function() {
-		$(this).parents('form').submit();
+		$('#submit_check').removeAttr('hidden').click();
+		$(this).closest('form').submit();
 	}); 
 	
 	$("#wrap_upload_module").removeClass('InputfieldItemList'); 
diff --git a/wire/modules/Process/ProcessModule/ProcessModule.min.js b/wire/modules/Process/ProcessModule/ProcessModule.min.js
index 4f52b145..7b22168c 100644
--- a/wire/modules/Process/ProcessModule/ProcessModule.min.js
+++ b/wire/modules/Process/ProcessModule/ProcessModule.min.js
@@ -1 +1 @@
-$(document).ready(function(){$(".not_installed").parent("a").css("opacity",0.6).click(function(){var b=$(this).children(".not_installed").attr("data-name");var d=$(".install_"+b+":visible");var c=d.attr("disabled");if(d.size()){d.effect("highlight",1000)}else{var a=$(this).css("color");$(this).closest("tr").find(".requires").attr("data-color",$(this).css("color")).css("color",a).effect("highlight",1000)}return false});$("button.ProcessModuleSettings").click(function(){var a=$(this).parents("tr").find(".ConfigurableModule").parent("a");window.location.href=a.attr("href")+"&collapse_info=1"});if($("#modules_form").length>0){$("#modules_form").WireTabs({items:$(".Inputfields li.WireTab"),rememberTabs:true})}$("select.modules_section_select").change(function(){var b=$(this).val();var a=$(this).parent("p").siblings(".modules_section");if(b==""){a.show()}else{a.hide();a.filter(".modules_"+b).show()}document.cookie=$(this).attr("name")+"="+b;return true}).change();$(document).on("click","#head_button a",function(){document.cookie="WireTabs=tab_new_modules";return true});$("#Inputfield_new_seconds").change(function(){$(this).parents("form").submit()});$("#wrap_upload_module").removeClass("InputfieldItemList")});
\ No newline at end of file
+$(document).ready(function(){$(".not_installed").parent("a").css("opacity",.6).click(function(){var name=$(this).children(".not_installed").attr("data-name");var $btn=$(".install_"+name+":visible");var disabled=$btn.attr("disabled");if($btn.length){$btn.effect("highlight",1e3)}else{var color=$(this).css("color");$(this).closest("tr").find(".requires").attr("data-color",$(this).css("color")).css("color",color).effect("highlight",1e3)}return false});$("button.ProcessModuleSettings").click(function(){var $a=$(this).parents("tr").find(".ConfigurableModule").parent("a");window.location.href=$a.attr("href")+"&collapse_info=1"});if($("#modules_form").length>0){$("#modules_form").WireTabs({items:$(".Inputfields li.WireTab"),rememberTabs:true})}$("select.modules_section_select").change(function(){var section=$(this).val();var $sections=$(this).parent("p").siblings(".modules_section");if(section==""){$sections.show()}else{$sections.hide();$sections.filter(".modules_"+section).show()}document.cookie=$(this).attr("name")+"="+section;return true}).change();$(document).on("click","#head_button a",function(){document.cookie="WireTabs=tab_new_modules";return true});$("#Inputfield_new_seconds").change(function(){$("#submit_check").removeAttr("hidden").click();$(this).closest("form").submit()});$("#wrap_upload_module").removeClass("InputfieldItemList")});
\ No newline at end of file
diff --git a/wire/modules/Process/ProcessModule/ProcessModule.module b/wire/modules/Process/ProcessModule/ProcessModule.module
index 117d029c..c53823ac 100644
--- a/wire/modules/Process/ProcessModule/ProcessModule.module
+++ b/wire/modules/Process/ProcessModule/ProcessModule.module
@@ -11,7 +11,7 @@
  * This version also lifts several pieces of code from Soma's Modules Manager
  * specific to the parts involved with downloading modules from the directory.
  * 
- * ProcessWire 3.x, Copyright 2019 by Ryan Cramer
+ * ProcessWire 3.x, Copyright 2020 by Ryan Cramer
  * https://processwire.com
  * 
  * @todo add support for module configuration inputfields with useLanguages option
@@ -32,7 +32,7 @@ class ProcessModule extends Process {
 		return array(
 			'title' => __('Modules', __FILE__), // getModuleInfo title          
 			'summary' => __('List, edit or install/uninstall modules', __FILE__), // getModuleInfo summary
-			'version' => 118, 
+			'version' => 119, 
 			'permanent' => true, 
 			'permission' => 'module-admin', 
 			'useNavJSON' => true,
@@ -121,6 +121,16 @@ class ProcessModule extends Process {
 	 */
 	protected $numFound = 0;
 	
+	/**
+	 * @var ProcessModuleInstall|null
+	 *
+	 */
+	protected $installer = null;
+
+	/**
+	 * Construct
+	 *
+	 */
 	public function __construct() {
 		$this->labels['download'] = $this->_('Download'); 
 		if($this->input->get('update')) {
@@ -132,6 +142,7 @@ class ProcessModule extends Process {
 		$this->labels['module_information'] = $this->_x("Module Information", 'edit');
 		$this->labels['download_now'] = $this->_('Download Now');
 		$this->labels['download_dir'] = $this->_('Add Module From Directory');
+		$this->labels['add_manually'] = $this->_('Add Module Manually');
 		$this->labels['upload'] = $this->_('Upload');
 		$this->labels['upload_zip'] = $this->_('Add Module From Upload');
 		$this->labels['download_zip'] = $this->_('Add Module From URL');
@@ -156,6 +167,14 @@ class ProcessModule extends Process {
 		require(dirname(__FILE__) . '/ProcessModuleInstall.php'); 
 	}
 
+	/**
+	 * @return ProcessModuleInstall
+	 * 
+	 */
+	public function installer() {
+		if($this->installer === null) $this->installer = $this->wire(new ProcessModuleInstall());
+		return $this->installer;
+	}
 
 	/**
 	 * Format a module version number from 999 to 9.9.9
@@ -515,100 +534,151 @@ class ProcessModule extends Process {
 		$select->addOption(2419200, $this->_('Within the last month')); 
 		$select->required = true; 
 		$select->attr('value', $newSeconds);
+	
+		/** @var InputfieldSubmit $btn */
+		$btn = $this->modules->get('InputfieldSubmit');
+		$btn->attr('hidden', 'hidden');
+		$btn->attr('name', 'submit_check');
+		$btn->textFormat = Inputfield::textFormatNone;
+		$btn->icon = 'check';
+		$btn->value = ' ';
+		$btn->setSmall(true);
+		$btn->setSecondary(true);
+		$btn = "<button type='submit' id='submit_check' name='submit_check' value='1' hidden>&nbsp;</button>";
 		
 		/** @var InputfieldMarkup $markup */
 		$markup = $this->modules->get('InputfieldMarkup');
 		$markup->icon = 'lightbulb-o';
-		$markup->value = $select->render() . $this->renderListTable($newModulesArray, false, false, true, true);
+		$markup->value = $select->render() . ' ' . $btn . $this->renderListTable($newModulesArray, false, false, true, true);
 		$markup->label = $this->_('Recently Found and Installed Modules');
-		$tab->add($markup); 
+		$tab->add($markup);
 		
 		/** @var InputfieldFieldset $fieldset */
 		$fieldset = $this->modules->get('InputfieldFieldset');
 		$fieldset->label = $this->labels['download_dir'];
 		$fieldset->icon = 'cloud-download';
-		//if($this->wire('input')->post('new_seconds')) $fieldset->collapsed = Inputfield::collapsedYes; 
-		/** @var InputfieldName $f */
-		$f = $this->modules->get('InputfieldName');
-		$f->attr('id+name', 'download_name');
-		$f->label = $this->_('Module Class Name');
-		$f->description = 
-			$this->_('You may browse the modules directory and locate the module you want to download and install.') . ' ' . 
-			sprintf(
-				$this->_('Type or paste in the class name for the module you want to install, then click the “%s” button to proceed.'), 
-				$this->labels['get_module_info']
-			);
-		$f->notes = $this->_('The modules directory is located at [modules.processwire.com](http://modules.processwire.com)'); 
-		$f->attr('placeholder', $this->_('ModuleClassName')); // placeholder
-		$f->required = false; 
-		$fieldset->add($f);
-	
-		/** @var InputfieldSubmit $f */
-		$f = $this->modules->get('InputfieldSubmit');
-		$f->attr('id+name', 'download');
-		$f->value = $this->labels['get_module_info'];
-		$f->icon = $fieldset->icon;
-		$fieldset->add($f);
 		$tab->add($fieldset);
+		//if($this->wire('input')->post('new_seconds')) $fieldset->collapsed = Inputfield::collapsedYes; 
+		
+		if($this->installer()->canInstallFromDirectory(false)) {
+			/** @var InputfieldName $f */
+			$f = $this->modules->get('InputfieldName');
+			$f->attr('id+name', 'download_name');
+			$f->label = $this->_('Module Class Name');
+			$f->description =
+				$this->_('You may browse the modules directory and locate the module you want to download and install.') . ' ' .
+				sprintf(
+					$this->_('Type or paste in the class name for the module you want to install, then click the “%s” button to proceed.'),
+					$this->labels['get_module_info']
+				);
+			$f->notes = sprintf($this->_('The modules directory is located at %s'), '[modules.processwire.com](https://modules.processwire.com)');
+			$f->attr('placeholder', $this->_('ModuleClassName')); // placeholder
+			$f->required = false;
+			$fieldset->add($f);
+			
+			/** @var InputfieldSubmit $f */
+			$f = $this->modules->get('InputfieldSubmit');
+			$f->attr('id+name', 'download');
+			$f->value = $this->labels['get_module_info'];
+			$f->icon = $fieldset->icon;
+			$fieldset->add($f);
+		} else {
+			$fieldset->description = $this->installer()->installDisabledLabel('directory');
+			$fieldset->collapsed = Inputfield::collapsedYes;
+		}
 	
 		/** @var InputfieldFieldset $fieldset */
 		$fieldset = $this->modules->get('InputfieldFieldset');
 		$fieldset->label = $this->labels['download_zip'];
 		$fieldset->icon = 'download';
 		$fieldset->collapsed = Inputfield::collapsedYes;
+		$tab->add($fieldset);
 		$trustNote = $this->_('Be absolutely certain that you trust the source of the ZIP file.'); 
 	
-		/** @var InputfieldURL $f */
-		$f = $this->modules->get('InputfieldURL');
-		$f->attr('id+name', 'download_zip_url');
-		$f->label = $this->_('Module ZIP file URL');
-		$f->description = $this->_('Download a ZIP file containing a module. If you download a module that is already installed, the installed version will be overwritten with the newly downloaded version.'); 
-		$f->notes = $trustNote; 
-		$f->attr('placeholder', $this->_('http://domain.com/ModuleName.zip')); // placeholder
-		$f->required = false;
-		$fieldset->add($f);
-
-		/** @var InputfieldSubmit $f */
-		$f = $this->modules->get('InputfieldSubmit');
-		$f->attr('id+name', 'download_zip');
-		$f->value = $this->labels['download'];
-		$f->icon = $fieldset->icon;
-		$fieldset->add($f);
-		$tab->add($fieldset);
+		if($this->installer()->canInstallFromDownloadUrl(false)) {
+			/** @var InputfieldURL $f */
+			$f = $this->modules->get('InputfieldURL');
+			$f->attr('id+name', 'download_zip_url');
+			$f->label = $this->_('Module ZIP file URL');
+			$f->description = $this->_('Download a ZIP file containing a module. If you download a module that is already installed, the installed version will be overwritten with the newly downloaded version.');
+			$f->notes = $trustNote;
+			$f->attr('placeholder', $this->_('http://domain.com/ModuleName.zip')); // placeholder
+			$f->required = false;
+			$fieldset->add($f);
+			
+			/** @var InputfieldSubmit $f */
+			$f = $this->modules->get('InputfieldSubmit');
+			$f->attr('id+name', 'download_zip');
+			$f->value = $this->labels['download'];
+			$f->icon = $fieldset->icon;
+			$fieldset->add($f);
+		} else {
+			$fieldset->description = $this->installer()->installDisabledLabel('download'); 
+		}
 	
 		/** @var InputfieldFieldset $fieldset */
 		$fieldset = $this->modules->get('InputfieldFieldset'); 
 		$fieldset->label = $this->labels['upload_zip'];
 		$fieldset->icon = 'upload';
 		$fieldset->collapsed = Inputfield::collapsedYes;
-		
-		/** @var InputfieldFile $f */
-		$f = $this->modules->get('InputfieldFile');
-		$f->extensions = 'zip';
-		$f->maxFiles = 1; 
-		$f->descriptionRows = 0;
-		$f->overwrite = true; 
-		$f->attr('id+name', 'upload_module');
-		$f->label = $this->_('Module ZIP File');
-		$f->description = $this->_('Upload a ZIP file containing module file(s). If you upload a module that is already installed, it will be overwritten with the one you upload.'); 
-		$f->notes = $trustNote; 
-		$f->required = false;
-		$f->noCustomButton = true;
-		$fieldset->add($f);
-		$f = $this->modules->get('InputfieldSubmit');
-		$f->attr('id+name', 'upload');
-		$f->value = $this->labels['upload'];
-		$f->icon = $fieldset->icon;
-		$fieldset->add($f);
 		$tab->add($fieldset);
 	
+		if($this->installer()->canInstallFromFileUpload(false)) {
+			/** @var InputfieldFile $f */
+			$f = $this->modules->get('InputfieldFile');
+			$f->extensions = 'zip';
+			$f->maxFiles = 1;
+			$f->descriptionRows = 0;
+			$f->overwrite = true;
+			$f->attr('id+name', 'upload_module');
+			$f->label = $this->_('Module ZIP File');
+			$f->description = $this->_('Upload a ZIP file containing module file(s). If you upload a module that is already installed, it will be overwritten with the one you upload.');
+			$f->notes = $trustNote;
+			$f->required = false;
+			$f->noCustomButton = true;
+			$fieldset->add($f);
+			$f = $this->modules->get('InputfieldSubmit');
+			$f->attr('id+name', 'upload');
+			$f->value = $this->labels['upload'];
+			$f->icon = $fieldset->icon;
+			$fieldset->add($f);
+		} else {
+			$fieldset->description = $this->installer()->installDisabledLabel('upload'); 
+		}
+
 		/** @var InputfieldFieldset $fieldset */
 		$fieldset = $this->modules->get('InputfieldFieldset');
 		$fieldset->attr('id', 'fieldset_check_new'); 
+		$fieldset->label = $this->labels['add_manually'];
+		$fieldset->icon = 'plug';
+		$fieldset->collapsed = Inputfield::collapsedYes; 
+		$tab->add($fieldset);
+	
+		/** @var InputfieldMarkup $markup */
+		$markup = $this->modules->get('InputfieldMarkup');
+		$fieldset->add($markup); 
+		$moduleNameLabel = $this->_('ModuleName'); // Example module class/directory name
+		$moduleNameDir = $this->wire()->config->urls->siteModules . $moduleNameLabel . '/';
+		$instructions = array(
+			sprintf($this->_('1. Copy a module’s files into a new directory %s on the server.'), "<u>$moduleNameDir</u>") . ' * ',
+			sprintf($this->_('2. Click the “%s” button below, which will find the new module.'), $this->labels['reset']),
+			sprintf($this->_('3. Locate and click the “%s” button next to the new module.'), $this->labels['install_btn']) 
+		);
+		$markup->value = '<p>' . implode('</p><p>', $instructions) . '</p>';
+		$markup->notes = '* ' . sprintf(
+			$this->_('Replace “%s” with the actual module name, which is typically its PHP class name.'), 
+			$moduleNameLabel
+		); 
+
+		/** @var InputfieldFieldset $fieldset */
+		/*
+		$fieldset = $this->modules->get('InputfieldFieldset');
+		$fieldset->attr('id', 'fieldset_check_new'); 
 		$fieldset->label = $this->labels['reset'];
 		$fieldset->description = $this->_('If you have placed new modules in /site/modules/ yourself, click this button to find them.');
 		$fieldset->collapsed = Inputfield::collapsedYes; 
 		$fieldset->icon = 'refresh';
+		*/
 		
 		/** @var InputfieldButton $submit */
 		$submit = $this->modules->get('InputfieldButton');
@@ -617,7 +687,7 @@ class ProcessModule extends Process {
 		$submit->showInHeader();
 		$submit->attr('name', 'reset');
 		$submit->attr('value', $this->labels['reset']);
-		$submit->icon = $fieldset->icon;
+		$submit->icon = 'refresh';
 		$fieldset->add($submit);
 		$tab->add($fieldset);
 
@@ -1009,6 +1079,11 @@ class ProcessModule extends Process {
 		} else {
 			$warnings[] = $this->_('This module has no download URL specified and must be installed manually.');
 		}
+		
+		if(!$this->installer()->canInstallFromDirectory(false)) {
+			$installable = false;
+			$markup->notes = trim($markup->notes . ' ' . $this->installer()->installDisabledLabel('directory'));
+		}
 
 		foreach($warnings as $warning) {
 			$table->row(array($this->_x('Please Note', 'install-table'), "<strong class='ui-state-error-text'> $warning</strong>"));
@@ -1073,9 +1148,8 @@ class ProcessModule extends Process {
 		if(!$className) throw new WireException("No class name specified");
 
 		$destinationDir = $this->wire('config')->paths->siteModules . $className . '/';
-		$install = $this->wire(new ProcessModuleInstall());
 		
-		$completedDir = $install->downloadModule($url, $destinationDir);
+		$completedDir = $this->installer()->downloadModule($url, $destinationDir);
 		if($completedDir) {
 			return $this->buildDownloadSuccessForm($className)->render();
 		} else {
@@ -1158,15 +1232,13 @@ class ProcessModule extends Process {
 	
 	public function ___executeUpload($inputName = '') {
 		if(!$inputName) throw new WireException("This URL may not be accessed directly"); 
-		$install = $this->wire(new ProcessModuleInstall());
-		$install->uploadModule($inputName);
+		$this->installer()->uploadModule($inputName);
 		$this->session->redirect('./?reset=1'); 
 	}
 	
 	public function ___executeDownloadURL($url = '') {
 		if(!$url) throw new WireException("This URL may not be accessed directly");
-		$install = $this->wire(new ProcessModuleInstall());
-		$install->downloadModule($url);
+		$this->installer()->downloadModuleFromUrl($url);
 		$this->session->redirect('./?reset=1'); 
 	}
 
diff --git a/wire/modules/Process/ProcessModule/ProcessModuleInstall.php b/wire/modules/Process/ProcessModule/ProcessModuleInstall.php
index bab27c3d..fb08d33b 100644
--- a/wire/modules/Process/ProcessModule/ProcessModuleInstall.php
+++ b/wire/modules/Process/ProcessModule/ProcessModuleInstall.php
@@ -1,10 +1,13 @@
 <?php namespace ProcessWire;
 
 /**
- * Class ProcessModuleInstall
+ * Installation helper for ProcessModule
  * 
  * Provides methods for internative module installation for ProcessModule
  * 
+ * ProcessWire 3.x, Copyright 2020 by Ryan Cramer
+ * https://processwire.com
+ * 
  */
 
 class ProcessModuleInstall extends Wire {
@@ -29,16 +32,30 @@ class ProcessModuleInstall extends Wire {
 	 * This primarily checks that needed dirs are writable and ZipArchive is available.
 	 *
 	 * @param bool $notify Specify true to make it queue the relevant reason/error message if upload/download not supported. (default=false)
+	 * @param string $type One of 'upload' or 'download' or omit for general check
 	 * @return bool
 	 *
 	 */
-	public function canUploadDownload($notify = true) {
+	public function canUploadDownload($notify = true, $type = '') {
+		$config = $this->wire()->config;
+		if($type) {
+			$a = $config->moduleInstall;
+			$allow = is_array($a) && isset($a[$type]) ? $a[$type] : false;
+			if($allow === 'debug' && !$config->debug) $allow = false;
+			if(!$allow) {
+				if($notify) $this->error(
+					sprintf($this->_('Module install option “%s”'), $type) . ' - ' . 
+					$this->installDisabledLabel($type)
+				);
+				return false;
+			}
+		}
 		$can = true;
-		if(!is_writable($this->config->paths->cache)) {
+		if(!is_writable($config->paths->cache)) {
 			if($notify) $this->error($this->_('Make sure /site/assets/cache/ directory is writeable for PHP.'));
 			$can = false;
 		}
-		if(!is_writable($this->config->paths->siteModules)) {
+		if(!is_writable($config->paths->siteModules)) {
 			if($notify) $this->error($this->_('Make sure your site modules directory (/site/modules/) is writeable for PHP.'));
 			$can = false;
 		}
@@ -50,6 +67,40 @@ class ProcessModuleInstall extends Wire {
 		return $can;
 	}
 
+	/**
+	 * Module upload allowed? 
+	 * 
+	 * @param bool $notify
+	 * @return bool
+	 * 
+	 * 
+	 */
+	public function canInstallFromFileUpload($notify = true) {
+		return $this->canUploadDownload($notify, 'upload');
+	}
+
+	/**
+	 * Module download from URL allowed?
+	 *
+	 * @param bool $notify
+	 * @return bool
+	 *
+	 */
+	public function canInstallFromDownloadUrl($notify = true) {
+		return $this->canUploadDownload($notify, 'download');
+	}
+
+	/**
+	 * Module install/upgrade from directory allowed?
+	 *
+	 * @param bool $notify
+	 * @return bool
+	 *
+	 */
+	public function canInstallFromDirectory($notify = true) {
+		return $this->canUploadDownload($notify, 'directory');
+	}
+
 	/**
 	 * Find all module files, recursively in Path
 	 * 
@@ -347,7 +398,7 @@ class ProcessModuleInstall extends Wire {
 	 */
 	public function uploadModule($inputName = 'upload_module', $destinationDir = '') {
 
-		if(!$this->canUploadDownload()) {
+		if(!$this->canInstallFromFileUpload()) {
 			$this->error($this->_('Unable to complete upload'));
 			return false;
 		}
@@ -381,16 +432,18 @@ class ProcessModuleInstall extends Wire {
 	/**
 	 * Given a URL to a ZIP file, download it, unzip it, and move to /site/modules/[ModuleName]
 	 *
-	 * @param $url
+	 * @param string $url Download URL
 	 * @param string $destinationDir Optional destination path for files (omit to auto-determine)
+	 * @param string $type Specify type of 'download' or 'directory'
 	 * @return bool|string Returns destinationDir on success, false on failure.
 	 *
 	 */
-	public function downloadModule($url, $destinationDir = '') {
-		
-		if(!$this->canUploadDownload()) {
-			$this->error($this->_('Unable to complete download'));
-			return false;
+	public function downloadModule($url, $destinationDir = '', $type = 'download') {
+
+		if($type === 'directory') {
+			if(!$this->canInstallFromDirectory()) return false;
+		} else {
+			if(!$this->canInstallFromDownloadUrl()) return false;
 		}
 
 		if(!preg_match('{^https?://}i', $url)) {
@@ -424,7 +477,61 @@ class ProcessModuleInstall extends Wire {
 
 		return $success ? $destinationDir : false; 
 	}
-	
+
+	/**
+	 * Download module from URL
+	 *
+	 * @param string $url
+	 * @param string $destinationDir
+	 * @return bool|string
+	 * @since 3.0.162
+	 *
+	 */
+	public function downloadModuleFromUrl($url, $destinationDir = '') {
+		return $this->downloadModule($url, $destinationDir, 'download'); 
+	}
+
+	/**
+	 * Download module from directory 
+	 * 
+	 * @param string $url
+	 * @param string $destinationDir
+	 * @return bool|string
+	 * @since 3.0.162
+	 * 
+	 */
+	public function downloadModuleFromDirectory($url, $destinationDir = '') {
+		return $this->downloadModule($url, $destinationDir, 'directory');
+	}
+
+	/**
+	 * Return label to indicate option is disabled and how to enable it 
+	 * 
+	 * @param string $type
+	 * @return string
+	 * @since 3.0.162
+	 * 
+	 */
+	public function installDisabledLabel($type) {
+		$config = $this->wire()->config;
+		$a = $config->moduleInstall;
+		$debug = !empty($a[$type]) && $a[$type] === 'debug';
+		$opt1 = "`\$config->moduleInstall('$type', true);` " . $this->_('to enable always');
+		$opt2 = "`\$config->debug = true;` " . $this->_('temporarily');
+		$opt3 = "`\$config->moduleInstall('$type', 'debug');` " . $this->_('to enable in debug mode only');
+		$file = $config->urls->site . 'config.php';
+		$inst = $this->_('To enable, edit file %1$s and specify: %2$s …or… %3$s');
+		if($debug) {
+			return
+				$this->_('This install option is configured to be available only in debug mode.') . ' ' .
+				sprintf($inst, "$file", "\n$opt2", "\n$opt1");
+			
+		} else {
+			return
+				$this->_('This install option is currently disabled.') . ' ' . 
+				sprintf($inst, "$file", "\n$opt1", "\n$opt3");
+		}
+	}
 
 }