diff --git a/package-lock.json b/package-lock.json
index 15be43e..aa65487 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,6 @@
         "mitt": "^3.0.1",
         "moment": "^2.30.1",
         "pinia": "^3.0.4",
-        "pinia-plugin-persistedstate": "^4.7.1",
         "primeicons": "^7.0.0",
         "primevue": "^4.5.4",
         "sweetalert2": "^11.4.4",
@@ -3541,12 +3540,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/defu": {
-      "version": "6.1.4",
-      "resolved": "https://registry.npmjs.org/defu/-/defu-6.1.4.tgz",
-      "integrity": "sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg==",
-      "license": "MIT"
-    },
     "node_modules/delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -5652,31 +5645,6 @@
         }
       }
     },
-    "node_modules/pinia-plugin-persistedstate": {
-      "version": "4.7.1",
-      "resolved": "https://registry.npmjs.org/pinia-plugin-persistedstate/-/pinia-plugin-persistedstate-4.7.1.tgz",
-      "integrity": "sha512-WHOqh2esDlR3eAaknPbqXrkkj0D24h8shrDPqysgCFR6ghqP/fpFfJmMPJp0gETHsvrh9YNNg6dQfo2OEtDnIQ==",
-      "license": "MIT",
-      "dependencies": {
-        "defu": "^6.1.4"
-      },
-      "peerDependencies": {
-        "@nuxt/kit": ">=3.0.0",
-        "@pinia/nuxt": ">=0.10.0",
-        "pinia": ">=3.0.0"
-      },
-      "peerDependenciesMeta": {
-        "@nuxt/kit": {
-          "optional": true
-        },
-        "@pinia/nuxt": {
-          "optional": true
-        },
-        "pinia": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/pinia/node_modules/@vue/devtools-api": {
       "version": "7.7.9",
       "resolved": "https://registry.npmjs.org/@vue/devtools-api/-/devtools-api-7.7.9.tgz",
@@ -9247,11 +9215,6 @@
       "integrity": "sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==",
       "dev": true
     },
-    "defu": {
-      "version": "6.1.4",
-      "resolved": "https://registry.npmjs.org/defu/-/defu-6.1.4.tgz",
-      "integrity": "sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg=="
-    },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -10566,14 +10529,6 @@
         }
       }
     },
-    "pinia-plugin-persistedstate": {
-      "version": "4.7.1",
-      "resolved": "https://registry.npmjs.org/pinia-plugin-persistedstate/-/pinia-plugin-persistedstate-4.7.1.tgz",
-      "integrity": "sha512-WHOqh2esDlR3eAaknPbqXrkkj0D24h8shrDPqysgCFR6ghqP/fpFfJmMPJp0gETHsvrh9YNNg6dQfo2OEtDnIQ==",
-      "requires": {
-        "defu": "^6.1.4"
-      }
-    },
     "pkg-types": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/pkg-types/-/pkg-types-2.3.0.tgz",
diff --git a/package.json b/package.json
index ac41d4e..d0b6f40 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,6 @@
     "mitt": "^3.0.1",
     "moment": "^2.30.1",
     "pinia": "^3.0.4",
-    "pinia-plugin-persistedstate": "^4.7.1",
     "primeicons": "^7.0.0",
     "primevue": "^4.5.4",
     "sweetalert2": "^11.4.4",
diff --git a/src/stores/main.ts b/src/stores/main.ts
index 99ddd9c..b56bc37 100644
--- a/src/stores/main.ts
+++ b/src/stores/main.ts
@@ -5,13 +5,11 @@
 //   imacat.yang@dsp.im (imacat), 2023/9/23
 //   cindy.chang@dsp.im (Cindy Chang), 2024/5/30
 /**
- * @module stores/main Pinia store instance with persisted state plugin.
+ * @module stores/main Pinia store instance.
  */
 
 import { createPinia } from "pinia";
-import piniaPluginPersistedstate from "pinia-plugin-persistedstate";
 
 const pinia = createPinia();
-pinia.use(piniaPluginPersistedstate);
 
 export default pinia;