diff --git a/src/common/mixins/ComputeActionsMixin.js b/src/common/mixins/ComputeActionsMixin.js
index 11689ee..6fd6e5d 100644
--- a/src/common/mixins/ComputeActionsMixin.js
+++ b/src/common/mixins/ComputeActionsMixin.js
@@ -12,6 +12,9 @@ export default {
     aspectRatioActions: function(){
       return this.scopeActions.filter(x => x.cmd.length === 1 && x.cmd[0].action === 'set-ar') || [];
     },
+    cropModePersistenceActions: function() {
+      return this.scopeActions.filter(x => x.cmd.length === 1 && x.cmd[0].action === 'set-ar-persistence') || [];
+    },
     stretchActions: function(){
       return this.scopeActions.filter(x => x.cmd.length === 1 && x.cmd[0].action === 'set-stretch') || [];
     },
diff --git a/src/ext/lib/video-data/PageInfo.js b/src/ext/lib/video-data/PageInfo.js
index 35d2db9..b23ecbe 100644
--- a/src/ext/lib/video-data/PageInfo.js
+++ b/src/ext/lib/video-data/PageInfo.js
@@ -574,6 +574,22 @@ class PageInfo {
     this.actionHandler.setKeybordLocal(state);
   }
 
+  setArPersistence(persistenceMode) {
+    if (persistenceMode === CropModePersistence.CurrentSession) {
+      sessionStorage.setItem('uw-crop-mode-session-persistence', JSON.stringify(this.currentCrop));
+    } else if (persistenceMode === CropModePersistence.Forever) {
+      if (this.settings.active.sites[window.location.host]) {
+        //                                              | key may be missing, so we do this
+        this.settings.active.sites[window.location.host]['defaultAr'] = this.currentCrop;
+      } else {
+        this.settings.active.sites[window.location.host] = this.settings.getDefaultOption();
+        this.settings.active.sites[window.location.host]['defaultAr'] = this.currentCrop;
+      }
+      
+      this.settings.saveWithoutReload();
+    }
+  }
+
   setDefaultCrop(ar) {
     this.currentCrop = ar;
     // This means crop persistance is disabled. If crop persistance is enabled, then settings for current
@@ -594,10 +610,8 @@ class PageInfo {
         //                                              | key may be missing, so we do this
         this.settings.active.sites[window.location.host]['defaultAr'] = ar;
       } else {
-        // add options for new site if they're missing!
-        this.settings.active.sites[window.location.host] = {
-          defaultAr: ar,
-        }
+        this.settings.active.sites[window.location.host] = this.settings.getDefaultOption();
+        this.settings.active.sites[window.location.host]['defaultAr'] = ar;
       }
       
       this.settings.saveWithoutReload();
diff --git a/src/popup/js/ExecAction.js b/src/popup/js/ExecAction.js
index 422cb7c..130a3fe 100644
--- a/src/popup/js/ExecAction.js
+++ b/src/popup/js/ExecAction.js
@@ -13,7 +13,7 @@ class ExecAction {
     this.site = site;
   }
 
-  exec(action, scope, frame) {
+  async exec(action, scope, frame) {
     for (var cmd of action.cmd) {
       if (scope === 'page') {
         const message = {
@@ -27,6 +27,32 @@ class ExecAction {
         Comms.sendMessage(message);
       } else {
 
+        // set-ar-persistence sends stuff to content scripts as well (!)
+        // it's important to do that BEFORE the save step
+        if (cmd === 'set-ar-persistence') {
+          let message;
+          if (scope === 'site') {
+            message = {
+              forwardToContentScript: true,
+              targetFrame: frame,
+              frame: frame,
+              cmd: cmd.action,
+              arg: cmd.arg,
+            }
+          } else {
+            message = {
+              forwardToAll: true,
+              targetFrame: frame,
+              frame: frame,
+              cmd: cmd.action,
+              arg: cmd.arg,
+            }
+          }
+          // this hopefully delays settings.save() until current crops are saved on the site
+          // and thus avoid any fucky-wuckies
+          await Comms.sendMessage(message);
+        }
+
         let site = this.site;
         if (scope === 'global') {
           site = '@global';
diff --git a/src/popup/panels/DefaultSettingsPanel.vue b/src/popup/panels/DefaultSettingsPanel.vue
index a4e57d9..4754e8f 100644
--- a/src/popup/panels/DefaultSettingsPanel.vue
+++ b/src/popup/panels/DefaultSettingsPanel.vue
@@ -31,7 +31,7 @@
       <div class="flex flex-row flex-wrap">
         <ShortcutButton v-for="(action, index) of aardActions"
                         class="flex flex-grow button"
-                        :class="{'setting-selected': getCurrent('autoar') === action.cmd[0].arg}"
+                        :class="{'setting-selected': getCurrent('cropModePersistence') === action.cmd[0].arg}"
                         :key="index"
                         :label="(action.scopes[scope] && action.scopes[scope].label) ? action.scopes[scope].label : action.label"
                         :shortcut="parseShortcut(action)"
@@ -42,9 +42,27 @@
       </div>
     </div>
 
+    <!-- CROP MODE PERSISTENCE -->
+    <div v-if="cropModePersistenceActions.length"
+         class="w100"
+    >
+      <div class="label">Persists crop mode <template v-if="scope === 'site'">for {{site}}</template>:</div>
+      <div class="flex flex-row flex-wrap">
+        <ShortcutButton v-for="(action, index) of cropModePersistenceActions"
+                        class="flex flex-grow button"
+                        :class="{'setting-selected': getCurrent('autoar') === action.cmd[0].arg}"
+                        :key="index"
+                        :label="(action.scopes[scope] && action.scopes[scope].label) ? action.scopes[scope].label : action.label"
+                        :shortcut="parseShortcut(action)"
+                        @click.native="execAction(action)"
+        >
+        </ShortcutButton>
+      </div>
+    </div>
+
     <!-- DEFAULT SETTINGS -->
     <div v-if="stretchActions.length">
-      <div class="label">Default stretching mode:</div>
+      <div class="label experimental">Default stretching mode:</div>
       <div class="flex flex-row flex-wrap">
         <ShortcutButton v-for="(action, index) of stretchActions"
                         class="flex b3 flex-grow button"
diff --git a/src/popup/panels/VideoPanel.vue b/src/popup/panels/VideoPanel.vue
index 18ea984..3e66185 100644
--- a/src/popup/panels/VideoPanel.vue
+++ b/src/popup/panels/VideoPanel.vue
@@ -5,6 +5,13 @@
     </div>
     <div v-if="aspectRatioActions.length">
       <div class="label">Cropping mode:</div>
+      <div v-if="cropModePersistence && cropModePersistence > CropModePersistence.Disabled" class="info">
+        Cropping mode will persist
+         <template v-if="cropModePersistence === CropModePersistence.UntilPageReload">until page reload (this includes page navigation!).</template>
+         <template v-if="cropModePersistence === CropModePersistence.CurrentSession">for current session.</template>
+         <template v-if="cropModePersistence === CropModePersistence.Forever">forever (or at least until you change aspect ratio manually).</template>
+        This can be changed in the 'site settings' or 'extension settings' tab.
+      </div>
       <div class="flex flex-row flex-wrap">
         <ShortcutButton v-for="(action, index) of aspectRatioActions"
                         class="flex b3 flex-grow button"
@@ -12,7 +19,7 @@
                         :label="(action.scopes.page && action.scopes.page.label) ? action.scopes.page.label : action.label"
                         :shortcut="parseShortcut(action)"
                         @click.native="execAction(action)"
-                        >
+        >
         </ShortcutButton>
       </div>
     </div>
@@ -117,11 +124,13 @@ import ExecAction from '../js/ExecAction';
 import KeyboardShortcutParser from '../../common/js/KeyboardShortcutParser';
 import ShortcutButton from '../../common/components/ShortcutButton';
 import ComputeActionsMixin from '../../common/mixins/ComputeActionsMixin';
+import CropModePersistence from '../../common/enums/crop-mode-persistence.enum';
 
 export default {
   data() {
     return {
       scope: 'page',
+      CropModePersistence: CropModePersistence,
     }
   },
   mixins: [
@@ -131,7 +140,8 @@ export default {
     'settings',
     'frame',
     'zoom',
-    'someSitesDisabledWarning'
+    'someSitesDisabledWarning',
+    'cropModePersistence',
   ],
   created() {
     this.exec = new ExecAction(this.settings);