diff --git a/assets/javascripts/discourse/components/wizard-subscription-container.js.es6 b/assets/javascripts/discourse/components/wizard-subscription-container.js.es6
index 5cc6b17c..3a1eac9c 100644
--- a/assets/javascripts/discourse/components/wizard-subscription-container.js.es6
+++ b/assets/javascripts/discourse/components/wizard-subscription-container.js.es6
@@ -7,7 +7,7 @@ export default Component.extend(Subscription, {
 
   @discourseComputed("subscribed")
   subscribedIcon(subscribed) {
-    return subscribed ? "check" : "dash";
+    return subscribed ? "check" : "times";
   },
 
   @discourseComputed("subscribed")
diff --git a/assets/javascripts/discourse/templates/admin-wizards-api-show.hbs b/assets/javascripts/discourse/templates/admin-wizards-api-show.hbs
index 303b3f6d..7fe0fd21 100644
--- a/assets/javascripts/discourse/templates/admin-wizards-api-show.hbs
+++ b/assets/javascripts/discourse/templates/admin-wizards-api-show.hbs
@@ -32,13 +32,19 @@
   <div class="metadata">
     <div class="title">
       <label>{{i18n "admin.wizard.api.title"}}</label>
-      {{input value=api.title placeholder=(i18n "admin.wizard.api.title_placeholder")}}
+      <Input
+        @value={{this.api.title}}
+        placeholder={{i18n "admin.wizard.api.title_placeholder"}}
+      />
     </div>
 
     <div class="name {{nameClass}}">
       <label>{{i18n "admin.wizard.api.name"}}</label>
       {{#if api.isNew}}
-        {{input value=api.name placeholder=(i18n "admin.wizard.api.name_placeholder")}}
+        <Input
+          @value={{this.api.name}}
+          placeholder={{i18n "admin.wizard.api.name_placeholder"}}
+        />
       {{else}}
         <span>{{api.name}}</span>
       {{/if}}
@@ -104,7 +110,9 @@
         <div class="control-group">
           <label>{{i18n "admin.wizard.api.auth.url"}}</label>
           <div class="controls">
-            {{input value=api.authUrl}}
+            <Input
+              @value={{this.api.authUrl}}
+            />
           </div>
         </div>
       {{/if}}
@@ -112,21 +120,27 @@
       <div class="control-group">
         <label>{{i18n "admin.wizard.api.auth.token_url"}}</label>
         <div class="controls">
-          {{input value=api.tokenUrl}}
+          <Input
+            @value={{this.api.tokenUrl}}
+          />
         </div>
       </div>
 
       <div class="control-group">
         <label>{{i18n "admin.wizard.api.auth.client_id"}}</label>
         <div class="controls">
-          {{input value=api.clientId}}
+          <Input
+            @value={{this.api.clientId}}
+          />
         </div>
       </div>
 
       <div class="control-group">
         <label>{{i18n "admin.wizard.api.auth.client_secret"}}</label>
         <div class="controls">
-          {{input value=api.clientSecret}}
+          <Input
+            @value={{this.api.clientSecret}}
+          />
         </div>
       </div>
 
@@ -135,8 +149,14 @@
         <div class="controls">
           {{#each api.authParams as |param|}}
             <div class="param">
-              {{input value=param.key placeholder=(i18n "admin.wizard.key")}}
-              {{input value=param.value placeholder=(i18n "admin.wizard.value")}}
+              <Input
+                @value={{this.param.key}}
+                placeholder={{i18n "admin.wizard.key"}}
+              />
+              <Input
+                @value={{this.param.value}}
+                placeholder={{i18n "admin.wizard.value"}}
+              />
               {{d-button action=(action "removeParam") actionParam=param icon="times"}}
             </div>
           {{/each}}
@@ -149,14 +169,18 @@
       <div class="control-group">
         <label>{{i18n "admin.wizard.api.auth.username"}}</label>
         <div class="controls">
-          {{input value=api.username}}
+          <Input
+            @value={{this.api.username}}
+          />
         </div>
       </div>
 
       <div class="control-group">
         <label>{{i18n "admin.wizard.api.auth.password"}}</label>
         <div class="controls">
-          {{input value=api.password}}
+          <Input
+            @value={{this.api.password}}
+          />
         </div>
       </div>
     {{/if}}
@@ -235,11 +259,15 @@
             <div class="endpoint">
               <div class="endpoint-">
                 <div class="top">
-                  {{input value=endpoint.name
-                          placeholder=(i18n "admin.wizard.api.endpoint.name")}}
-                  {{input value=endpoint.url
-                          placeholder=(i18n "admin.wizard.api.endpoint.url")
-                          class="endpoint-url"}}
+                  <Input
+                    @value={{this.endpoint.name}}
+                    placeholder={{i18n "admin.wizard.api.endpoint.name"}}
+                  />
+                  <Input
+                    @value={{this.endpoint.url}}
+                    placeholder={{i18n "admin.wizard.api.endpoint.url"}}
+                    class="endpoint-url"
+                  />
                   {{d-button action=(action "removeEndpoint")
                              actionParam=endpoint
                              icon="times"
diff --git a/assets/javascripts/discourse/templates/admin-wizards-manager.hbs b/assets/javascripts/discourse/templates/admin-wizards-manager.hbs
index 4b91bd3d..38ef54d2 100644
--- a/assets/javascripts/discourse/templates/admin-wizards-manager.hbs
+++ b/assets/javascripts/discourse/templates/admin-wizards-manager.hbs
@@ -11,11 +11,12 @@
       </div>
     {{/if}}
 
-    {{input
+    <Input
       id="custom-wizard-file-upload"
-      type="file"
+      @type="file"
       accept="application/json"
-      input=(action "setFile")}}
+      {{on "input" (action "setFile")}}
+    />
     {{d-button
       id="upload-button"
       label="admin.wizard.manager.upload"
@@ -65,16 +66,18 @@
             {{/link-to}}
           </td>
           <td class="control-column">
-            {{input
-              type="checkbox"
+            <Input
+              @type="checkbox"
               class="export"
-              change=(action "selectWizard")}}
+              {{on "change" (action "selectWizard")}}
+            />
           </td>
           <td class="control-column">
-            {{input
-              type="checkbox"
+            <Input
+              @type="checkbox"
               class="destroy"
-              change=(action "selectWizard")}}
+              {{on "change" (action "selectWizard")}}
+            />
           </td>
         </tr>
       {{/each}}
diff --git a/assets/javascripts/discourse/templates/admin-wizards-wizard-show.hbs b/assets/javascripts/discourse/templates/admin-wizards-wizard-show.hbs
index a81ec6db..4b04878e 100644
--- a/assets/javascripts/discourse/templates/admin-wizards-wizard-show.hbs
+++ b/assets/javascripts/discourse/templates/admin-wizards-wizard-show.hbs
@@ -1,9 +1,10 @@
 {{#if wizard}}
   <div class="wizard-header large">
-    {{input
+    <Input
+      @value={{this.wizard.name}}
       name="name"
-      value=wizard.name
-      placeholderKey="admin.wizard.name_placeholder"}}
+      placeholder={{i18n "admin.wizard.name_placeholder"}}
+    />
 
     <div class="wizard-url">
       {{#if wizard.name}}
@@ -23,11 +24,12 @@
         <label>{{i18n "admin.wizard.background"}}</label>
       </div>
       <div class="setting-value">
-        {{input
+        <Input
+          @value={{this.wizard.background}}
           name="background"
-          value=wizard.background
-          placeholderKey="admin.wizard.background_placeholder"
-          class="small"}}
+          placeholder={{i18n "admin.wizard.background_placeholder"}}
+          class="small"
+        />
       </div>
     </div>
 
@@ -58,7 +60,10 @@
         <label>{{i18n "admin.wizard.save_submissions"}}</label>
       </div>
       <div class="setting-value">
-        {{input type="checkbox" checked=wizard.save_submissions}}
+        <Input
+          @type="checkbox"
+          @checked={{this.wizard.save_submissions}}
+        />
         <span>{{i18n "admin.wizard.save_submissions_label"}}</span>
       </div>
     </div>
@@ -68,7 +73,10 @@
         <label>{{i18n "admin.wizard.multiple_submissions"}}</label>
       </div>
       <div class="setting-value">
-        {{input type="checkbox" checked=wizard.multiple_submissions}}
+        <Input
+          @type="checkbox"
+          @checked={{this.wizard.multiple_submissions}}
+        />
         <span>{{i18n "admin.wizard.multiple_submissions_label"}}</span>
       </div>
     </div>
@@ -78,7 +86,10 @@
         <label>{{i18n "admin.wizard.after_signup"}}</label>
       </div>
       <div class="setting-value">
-        {{input type="checkbox" checked=wizard.after_signup}}
+        <Input
+          @type="checkbox"
+          @checked={{this.wizard.after_signup}}
+        />
         <span>{{i18n "admin.wizard.after_signup_label"}}</span>
       </div>
     </div>
@@ -88,7 +99,10 @@
         <label>{{i18n "admin.wizard.prompt_completion"}}</label>
       </div>
       <div class="setting-value">
-        {{input type="checkbox" checked=wizard.prompt_completion}}
+        <Input
+          @type="checkbox"
+          @checked={{this.wizard.prompt_completion}}
+        />
         <span>{{i18n "admin.wizard.prompt_completion_label"}}</span>
       </div>
     </div>
@@ -98,7 +112,10 @@
         <label>{{i18n "admin.wizard.after_time"}}</label>
       </div>
       <div class="setting-value">
-        {{input type="checkbox" checked=wizard.after_time}}
+        <Input
+          @type="checkbox"
+          @checked={{this.wizard.after_time}}
+        />
         <span>{{i18n "admin.wizard.after_time_label"}}</span>
         {{d-button
           action=(action "setNextSessionScheduled")
@@ -114,7 +131,10 @@
           <label>{{i18n "admin.wizard.required"}}</label>
         </div>
         <div class="setting-value">
-          {{input type="checkbox" checked=wizard.required}}
+          <Input
+            @type="checkbox"
+            @checked={{this.wizard.required}}
+          />
           <span>{{i18n "admin.wizard.required_label"}}</span>
         </div>
       </div>
@@ -124,7 +144,10 @@
           <label>{{i18n "admin.wizard.restart_on_revisit"}}</label>
         </div>
         <div class="setting-value">
-          {{input type="checkbox" checked=wizard.restart_on_revisit}}
+          <Input
+            @type="checkbox"
+            @checked={{this.wizard.restart_on_revisit}}
+          />
           <span>{{i18n "admin.wizard.restart_on_revisit_label"}}</span>
         </div>
       </div>
diff --git a/assets/javascripts/discourse/templates/components/custom-field-input.hbs b/assets/javascripts/discourse/templates/components/custom-field-input.hbs
index c0bdaaff..8c532cc9 100644
--- a/assets/javascripts/discourse/templates/components/custom-field-input.hbs
+++ b/assets/javascripts/discourse/templates/components/custom-field-input.hbs
@@ -20,9 +20,10 @@
       )}}
   </td>
   <td class="input">
-    {{input
-      value=field.name
-      placeholder=(i18n "admin.wizard.custom_field.name.select")}}
+    <Input
+      @value={{this.field.name}}
+      placeholder={{i18n "admin.wizard.custom_field.name.select"}}
+    />
   </td>
   <td class="multi-select">
     {{multi-select
diff --git a/assets/javascripts/discourse/templates/components/custom-wizard-editor.hbs b/assets/javascripts/discourse/templates/components/custom-wizard-editor.hbs
index 5c1cc45b..6350594c 100644
--- a/assets/javascripts/discourse/templates/components/custom-wizard-editor.hbs
+++ b/assets/javascripts/discourse/templates/components/custom-wizard-editor.hbs
@@ -40,7 +40,12 @@
       </div>
 
       {{conditional-loading-spinner condition=loading}}
-      {{textarea tabindex=tabindex value=value class="d-editor-input" placeholder=placeholder}}
+      <Textarea
+        tabindex={{this.tabindex}}
+        @value={{this.value}}
+        class="d-editor-input"
+        placeholder={{this.placeholder}}
+      />
     </div>
   {{/if}}
 </div>
diff --git a/assets/javascripts/discourse/templates/components/wizard-custom-action.hbs b/assets/javascripts/discourse/templates/components/wizard-custom-action.hbs
index 8763d3a5..6777c9db 100644
--- a/assets/javascripts/discourse/templates/components/wizard-custom-action.hbs
+++ b/assets/javascripts/discourse/templates/components/wizard-custom-action.hbs
@@ -79,7 +79,10 @@
         )}}
 
       <div class="setting-gutter">
-        {{input type="checkbox" checked=action.post_builder}}
+        <Input
+          @type="checkbox"
+          @checked={{this.action.post_builder}}
+        />
         <span>{{i18n "admin.wizard.action.post_builder.checkbox"}}</span>
       </div>
     </div>
@@ -408,7 +411,10 @@
     </div>
 
     <div class="setting-value">
-      {{input type="checkbox" checked=action.wizard_user}}
+      <Input
+        @type="checkbox"
+        @checked={{this.action.wizard_user}}
+      />
     </div>
   </div>
 
@@ -477,7 +483,10 @@
     </div>
 
     <div class="setting-value">
-      {{input type="checkbox" checked=action.wizard_user}}
+      <Input
+        @type="checkbox"
+        @checked={{this.action.wizard_user}}
+      />
     </div>
   </div>
 
@@ -877,7 +886,10 @@
     </div>
 
     <div class="setting-value">
-      {{input type="checkbox" checked=action.skip_redirect}}
+      <Input
+        @type="checkbox"
+        @checked={{this.action.skip_redirect}}
+      />
 
       <span>
         {{i18n "admin.wizard.action.skip_redirect.description" type="topic"}}
@@ -891,7 +903,10 @@
     </div>
 
     <div class="setting-value">
-      {{input type="checkbox" checked=action.suppress_notifications}}
+      <Input
+        @type="checkbox"
+        @checked={{this.action.suppress_notifications}}
+      />
 
       <span>
         {{i18n "admin.wizard.action.suppress_notifications.description" type="topic"}}
@@ -907,7 +922,7 @@
     </div>
 
     <div class="setting-value">
-      {{input value=action.code}}
+      <Input @value={{this.action.code}} />
     </div>
   </div>
 {{/if}}
diff --git a/assets/javascripts/discourse/templates/components/wizard-custom-field.hbs b/assets/javascripts/discourse/templates/components/wizard-custom-field.hbs
index 6273f9a9..038d22fb 100644
--- a/assets/javascripts/discourse/templates/components/wizard-custom-field.hbs
+++ b/assets/javascripts/discourse/templates/components/wizard-custom-field.hbs
@@ -11,7 +11,10 @@
     <label>{{i18n "admin.wizard.field.label"}}</label>
   </div>
   <div class="setting-value">
-    {{input name="label" value=field.label}}
+    <Input
+      name="label"
+      @value={{this.field.label}}
+    />
   </div>
 </div>
 
@@ -22,7 +25,10 @@
 
   <div class="setting-value">
     <span>{{i18n "admin.wizard.field.required_label"}}</span>
-    {{input type="checkbox" checked=field.required}}
+    <Input
+      @type="checkbox"
+      @checked={{this.field.required}}
+    />
   </div>
 </div>
 
@@ -31,7 +37,10 @@
     <label>{{i18n "admin.wizard.field.description"}}</label>
   </div>
   <div class="setting-value">
-    {{textarea name="description" value=field.description}}
+    <Textarea
+      name="description"
+      @value={{this.field.description}}
+    />
   </div>
 </div>
 
@@ -78,11 +87,12 @@
     </div>
 
     <div class="setting-value">
-      {{input
-        type="number"
+      <Input
+        @type="number"
         name="min_length"
-        value=field.min_length
-        class="small"}}
+        @value={{this.field.min_length}}
+        class="small"
+      />
     </div>
   </div>
 
@@ -92,11 +102,12 @@
     </div>
 
     <div class="setting-value">
-      {{input
-        type="number"
+      <Input
+        @type="number"
         name="max_length"
-        value=field.max_length
-        class="small"}}
+        @value={{this.field.max_length}}
+        class="small"
+      />
     </div>
   </div>
 
@@ -107,9 +118,10 @@
 
     <div class="setting-value">
       <span>{{i18n "admin.wizard.field.char_counter_placeholder"}}</span>
-      {{input
-        type="checkbox"
-        checked=field.char_counter}}
+      <Input
+        @type="checkbox"
+        @checked={{this.field.char_counter}}
+      />
     </div>
   </div>
 
@@ -119,10 +131,11 @@
     </div>
 
     <div class="setting-value">
-      {{textarea
+      <Textarea
         name="field_placeholder"
         class="medium"
-        value=field.placeholder}}
+        @value={{this.field.placeholder}}
+      />
     </div>
   </div>
 {{/if}}
@@ -134,7 +147,11 @@
     </div>
 
     <div class="setting-value">
-      {{textarea name="preview-template" value=field.preview_template class="preview-template"}}
+      <Textarea
+        name="preview-template"
+        class="preview-template"
+        @value={{this.field.preview_template}}
+      />
     </div>
   </div>
 {{/if}}
@@ -146,7 +163,10 @@
     </div>
 
     <div class="setting-value">
-      {{input value=field.file_types class="medium"}}
+      <Input
+        @value={{this.field.file_types}}
+        class="medium"
+      />
     </div>
   </div>
 {{/if}}
@@ -158,7 +178,11 @@
     </div>
 
     <div class="setting-value">
-      {{input type="number" value=field.limit class="small"}}
+      <Input
+        @type="number"
+        @value={{this.field.limit}}
+        class="small"
+      />
     </div>
   </div>
 {{/if}}
@@ -170,7 +194,10 @@
     </div>
 
     <div class="setting-value">
-      {{input value=field.format class="medium"}}
+      <Input
+        @value={{this.field.format}}
+        class="medium"
+      />
       <label>{{html-safe (i18n "admin.wizard.field.date_time_format.instructions")}}</label>
     </div>
   </div>
@@ -229,9 +256,10 @@
     </div>
 
     <div class="setting-value">
-      {{input
-        type="checkbox"
-        checked=field.can_create_tag}}
+      <Input
+        @type="checkbox"
+        @checked={{this.field.can_create_tag}}
+      />
     </div>
   </div>
 {{/if}}
diff --git a/assets/javascripts/discourse/templates/components/wizard-custom-step.hbs b/assets/javascripts/discourse/templates/components/wizard-custom-step.hbs
index 40ac09e0..c1aadd4b 100644
--- a/assets/javascripts/discourse/templates/components/wizard-custom-step.hbs
+++ b/assets/javascripts/discourse/templates/components/wizard-custom-step.hbs
@@ -3,9 +3,10 @@
     <label>{{i18n "admin.wizard.step.title"}}</label>
   </div>
   <div class="setting-value">
-    {{input
+    <Input
       name="title"
-      value=step.title}}
+      @value={{this.step.title}}
+    />
   </div>
 </div>
 
@@ -51,7 +52,10 @@
     <div class="setting-label"></div>
     <div class="setting-value force-final">
       <h4>{{i18n "admin.wizard.step.force_final.label"}}</h4>
-      {{input type="checkbox" checked=step.force_final}}
+      <Input
+        @type="checkbox"
+        @checked={{this.step.force_final}}
+      />
       <span>{{i18n "admin.wizard.step.force_final.description"}}</span>
     </div>
   </div>
@@ -77,7 +81,9 @@
           <div class="label">
             {{i18n "admin.wizard.step.required_data.not_permitted_message"}}
           </div>
-          {{input value=step.required_data_message}}
+          <Input
+            @value={{this.step.required_data_message}}
+          />
         </div>
       {{/if}}
     </div>
diff --git a/assets/javascripts/discourse/templates/components/wizard-mapper-selector.hbs b/assets/javascripts/discourse/templates/components/wizard-mapper-selector.hbs
index cb94b7ae..8ab5ea37 100644
--- a/assets/javascripts/discourse/templates/components/wizard-mapper-selector.hbs
+++ b/assets/javascripts/discourse/templates/components/wizard-mapper-selector.hbs
@@ -21,11 +21,12 @@
 
 <div class="input">
   {{#if showText}}
-    {{input
-      type="text"
-      value=value
-      placeholder=(i18n placeholderKey)
-      change=(action "changeInputValue")}}
+    <Input
+      @type="text"
+      @value={{this.value}}
+      placeholder={{i18n placeholderKey}}
+      {{on "change" (action "changeInputValue")}}
+    />
   {{/if}}
 
   {{#if showComboBox}}
diff --git a/assets/javascripts/discourse/templates/components/wizard-realtime-validations.hbs b/assets/javascripts/discourse/templates/components/wizard-realtime-validations.hbs
index 8269d6ca..c01b3095 100644
--- a/assets/javascripts/discourse/templates/components/wizard-realtime-validations.hbs
+++ b/assets/javascripts/discourse/templates/components/wizard-realtime-validations.hbs
@@ -7,7 +7,10 @@
       <li>
         <span class="setting-title">
           <h4>{{i18n (concat "admin.wizard.field.validations." type)}}</h4>
-          {{input type="checkbox" checked=props.status}}
+          <Input
+            @type="checkbox"
+            @checked={{this.props.status}}
+          />
           {{i18n "admin.wizard.field.validations.enabled"}}
         </span>
         <div class="validation-container">
@@ -27,7 +30,11 @@
               <label>{{i18n "admin.wizard.field.validations.max_topic_age"}}</label>
             </div>
             <div class="setting-value">
-              {{input type="number" class="time-n-value" value=props.time_n_value}}
+              <Input
+                @type="number"
+                @value={{this.props.time_n_value}}
+                class="time-n-value"
+              />
               {{combo-box
                   value=(readonly props.time_unit)
                   content=timeUnits