diff --git a/src/modules/helpers/marketplace.js b/src/modules/helpers/marketplace.js
index 94719256..d4e9c182 100644
--- a/src/modules/helpers/marketplace.js
+++ b/src/modules/helpers/marketplace.js
@@ -1,3 +1,5 @@
+import { toast } from 'react-toastify';
+
 export default class MarketplaceFunctions {
   // based on https://stackoverflow.com/questions/37684/how-to-replace-plain-urls-with-links
   static urlParser (input) {
@@ -6,9 +8,80 @@ export default class MarketplaceFunctions {
   }
 
   static uninstall(name, type) {
+    switch (type) {
+      case 'settings':
+        const oldSettings = JSON.parse(localStorage.getItem('backup_settings'));
+        localStorage.clear();
+        oldSettings.forEach(item => localStorage.setItem(item.name, item.value));
+        break;
+      case 'quote_packs':
+        localStorage.removeItem('quote_packs');
+        localStorage.removeItem('quoteAPI');
+        break;
+      default:
+        try {
+          localStorage.removeItem(type);
+        } catch (e) {
+          toast('Failed to uninstall addon, check the console');
+          console.error(e);
+        }
+    }
 
+    let installed = JSON.parse(localStorage.getItem('installed'));
+    for (let i = 0; i < installed.length; i++) {
+      if (installed[i].name === name) {
+        installed.splice(i, 1);
+        break;
+      }
+    }
+    localStorage.setItem('installed', JSON.stringify(installed));
   }
 
   static install(type, input, sideload) {
+    switch (type) {
+      case 'settings':
+        localStorage.removeItem('backup_settings');
+
+        let oldSettings = [];
+        for (const key of Object.keys(localStorage)) {
+          oldSettings.push({
+            name: key,
+            value: localStorage.getItem(key)
+          });
+        }
+
+        localStorage.setItem('backup_settings', JSON.stringify(oldSettings));
+        input.settings.forEach(element => localStorage.setItem(element.name, element.value));
+        break;
+
+      case 'photo_packs':
+        localStorage.setItem('photo_packs', JSON.stringify(input.photos));
+        break;
+
+      case 'quote_packs':
+        if (input.quote_api) {
+          localStorage.setItem('quoteAPI', JSON.stringify(input.quote_api));
+        }
+
+        localStorage.setItem('quote_packs', JSON.stringify(input.quotes));
+        break;
+      default:
+        break;
+    }
+
+    let installed = JSON.parse(localStorage.getItem('installed'));
+
+    if (sideload) {
+      installed.push({
+        content: {
+          updated: 'Unpublished',
+          data: input
+        }
+      });
+    } else {
+      installed.push(input);
+    }
+
+    localStorage.setItem('installed', JSON.stringify(installed));
   }
 }