diff --git a/install-policy.reg b/install-policy.reg
new file mode 100644
index 0000000..38bdd5e
--- /dev/null
+++ b/install-policy.reg
@@ -0,0 +1,7 @@
+Windows Registry Editor Version 5.00
+
+[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome\ExtensionInstallForcelist]
+"1"="dpcmpkmjkcenjpfcmkoohkcnhbomgmej;file:///E:/gitea/Chrome%20extension/auto-login/updates.xml"
+
+[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome]
+"ExtensionInstallSources"="file:///*"
diff --git a/popup.css b/popup.css
index 1601236..042f61d 100644
--- a/popup.css
+++ b/popup.css
@@ -564,13 +564,14 @@ h2 {
 }
 
 .toggle-pwd {
-  padding: 8px 12px;
+  padding: 6px 10px;
   background: #0f3460;
   border: none;
   border-radius: 6px;
   color: #e0e0e0;
   cursor: pointer;
-  font-size: 12px;
+  font-size: 16px;
+  line-height: 1;
   white-space: nowrap;
   transition: background 0.2s;
 }
@@ -579,6 +580,14 @@ h2 {
   background: #1a4a8a;
 }
 
+.toggle-pwd.eye-open {
+  /* 睁眼：默认显示密码为隐藏（小圆点）状态，眼睛图标提示可点击查看 */
+}
+
+.toggle-pwd.eye-closed {
+  /* 闭眼：当前已显示明文，再点会切回隐藏 */
+}
+
 .btn-primary,
 .btn-secondary,
 .btn-danger,
diff --git a/popup.html b/popup.html
index 92d1368..30e24de 100644
--- a/popup.html
+++ b/popup.html
@@ -11,18 +11,18 @@
   <div id="lockScreen" class="lock-screen">
     <div class="lock-card">
       <img src="icons/icon128.png" alt="logo" class="lock-logo">
-      <h2 id="lockTitle">设置口令</h2>
-      <p id="lockHint" class="lock-hint">口令用于加密存储所有配置，忘记将无法恢复</p>
+      <h2 id="lockTitle">设置本机密码</h2>
+      <p id="lockHint" class="lock-hint">本机密码用于加密存储所有配置，忘记将无法恢复</p>
       <div class="form-group">
-        <input type="password" id="lockPassword" placeholder="请输入口令" autocomplete="off">
+        <input type="password" id="lockPassword" placeholder="请输入本机密码" autocomplete="off">
       </div>
       <div class="form-group" id="lockConfirmGroup">
-        <label for="lockPasswordConfirm">确认口令</label>
-        <input type="password" id="lockPasswordConfirm" placeholder="再次输入口令" autocomplete="off">
+        <label for="lockPasswordConfirm">确认本机密码</label>
+        <input type="password" id="lockPasswordConfirm" placeholder="再次输入本机密码" autocomplete="off">
       </div>
       <div class="lock-warn" id="lockWarn"></div>
-      <button type="button" id="lockSubmitBtn" class="btn-primary lock-submit">设置口令</button>
-      <p class="lock-footnote">口令仅用于本地加密，不会上传到任何服务器</p>
+      <button type="button" id="lockSubmitBtn" class="btn-primary lock-submit">设置本机密码</button>
+      <p class="lock-footnote">本机密码仅用于本地加密，不会上传到任何服务器</p>
     </div>
   </div>
 
@@ -60,7 +60,7 @@
         <label for="password">密码</label>
         <div class="password-wrapper">
           <input type="password" id="password" placeholder="输入密码">
-          <button class="toggle-pwd" type="button" data-target="password">显示</button>
+          <button class="toggle-pwd eye-open" type="button" data-target="password" aria-label="切换密码显示">👁</button>
         </div>
       </div>
       <div class="form-group">
@@ -185,24 +185,24 @@
           <input type="checkbox" id="encryptToggle" checked>
           <span>加密导出文件</span>
         </label>
-        <small>勾选后用口令加密；不勾选则导出明文 JSON</small>
+        <small>勾选后用文件密码加密；不勾选则导出明文 JSON</small>
       </div>
       <div id="pwdFields" class="modal-fields">
         <div class="form-group">
-          <label for="modalPwd">口令</label>
+          <label for="modalPwd">文件密码</label>
           <div class="password-wrapper">
-            <input type="password" id="modalPwd" placeholder="输入口令">
-            <button class="toggle-pwd" type="button" data-target="modalPwd">显示</button>
+            <input type="password" id="modalPwd" placeholder="输入文件密码">
+            <button class="toggle-pwd eye-open" type="button" data-target="modalPwd" aria-label="切换密码显示">👁</button>
           </div>
         </div>
         <div class="form-group" id="confirmGroup">
-          <label for="modalPwdConfirm">确认口令</label>
+          <label for="modalPwdConfirm">确认文件密码</label>
           <div class="password-wrapper">
-            <input type="password" id="modalPwdConfirm" placeholder="再次输入口令">
-            <button class="toggle-pwd" type="button" data-target="modalPwdConfirm">显示</button>
+            <input type="password" id="modalPwdConfirm" placeholder="再次输入文件密码">
+            <button class="toggle-pwd eye-open" type="button" data-target="modalPwdConfirm" aria-label="切换密码显示">👁</button>
           </div>
         </div>
-        <div class="modal-warn" id="modalWarn">口令将用于 AES-GCM 加密，无法找回，请妥善保存</div>
+        <div class="modal-warn" id="modalWarn">文件密码将用于 AES-GCM 加密，无法找回，请妥善保存</div>
         <div class="strength-block" id="strengthBlock">
           <div class="strength-bar-bg">
             <div class="strength-bar-fg" id="strengthBar"></div>
diff --git a/popup.js b/popup.js
index 1e74940..f2f28b1 100644
--- a/popup.js
+++ b/popup.js
@@ -70,7 +70,7 @@ document.addEventListener("DOMContentLoaded", () => {
   // modal 确认后的回调
   let modalResolve = null;
 
-  // ---------- 口令强度 / 破解时间估算 ----------
+  // ---------- 文件密码强度 / 破解时间估算 ----------
   // 假设攻击者使用 GPU 集群（PBKDF2-SHA256 10 万次迭代，约 1000 万次/秒，即 10^7 次/秒）
   // 这是中等规模攻击者的合理估算（数十块高端 GPU）
   const ATTACK_RATE = 1e7;
@@ -202,8 +202,8 @@ document.addEventListener("DOMContentLoaded", () => {
     return JSON.parse(dec.decode(plainBuf));
   }
 
-  // ---------- 口令 modal ----------
-  // mode: "export" 显示加密勾选 + 两次口令； "import" 仅显示一次口令
+  // ---------- 文件密码 modal ----------
+  // mode: "export" 显示加密勾选 + 两次文件密码； "import" 仅显示一次文件密码
   function openPwdModal(mode) {
     return new Promise((resolve) => {
       modalResolve = resolve;
@@ -215,15 +215,15 @@ document.addEventListener("DOMContentLoaded", () => {
         pwdFields.classList.remove("hidden");
         modalPwd.value = "";
         modalPwdConfirm.value = "";
-        modalWarn.textContent = "口令将用于 AES-GCM 加密，无法找回，请妥善保存";
+        modalWarn.textContent = "文件密码将用于 AES-GCM 加密，无法找回，请妥善保存";
       } else {
-        modalTitle.textContent = "输入解密口令";
+        modalTitle.textContent = "输入解密文件密码";
         encryptToggleGroup.style.display = "none";
         confirmGroup.style.display = "none";
         pwdFields.classList.remove("hidden");
         modalPwd.value = "";
         modalPwdConfirm.value = "";
-        modalWarn.textContent = "请输入导出时设置的口令";
+        modalWarn.textContent = "请输入导出时设置的文件密码";
       }
       pwdModal.classList.add("show");
       setTimeout(() => modalPwd.focus(), 0);
@@ -261,11 +261,11 @@ document.addEventListener("DOMContentLoaded", () => {
         const p1 = modalPwd.value;
         const p2 = modalPwdConfirm.value;
         if (!p1) {
-          modalWarn.textContent = "口令不能为空";
+          modalWarn.textContent = "文件密码不能为空";
           return;
         }
         if (p1 !== p2) {
-          modalWarn.textContent = "两次口令不一致";
+          modalWarn.textContent = "两次文件密码不一致";
           return;
         }
         modalResolve({ encrypt: true, password: p1 });
@@ -275,7 +275,7 @@ document.addEventListener("DOMContentLoaded", () => {
     } else {
       const p = modalPwd.value;
       if (!p) {
-        modalWarn.textContent = "口令不能为空";
+        modalWarn.textContent = "文件密码不能为空";
         return;
       }
       modalResolve({ encrypt: true, password: p });
@@ -314,10 +314,14 @@ document.addEventListener("DOMContentLoaded", () => {
       const target = $(btn.dataset.target);
       if (target.type === "password") {
         target.type = "text";
-        btn.textContent = "隐藏";
+        btn.classList.remove("eye-open");
+        btn.classList.add("eye-closed");
+        btn.textContent = "🙈";
       } else {
         target.type = "password";
-        btn.textContent = "显示";
+        btn.classList.remove("eye-closed");
+        btn.classList.add("eye-open");
+        btn.textContent = "👁";
       }
     });
   });
@@ -928,7 +932,7 @@ document.addEventListener("DOMContentLoaded", () => {
             return;
           }
         } catch (err) {
-          showToast("解密失败：口令错误或文件损坏");
+          showToast("解密失败：文件密码错误或文件损坏");
           importFile.value = "";
           return;
         }
@@ -1085,15 +1089,15 @@ document.addEventListener("DOMContentLoaded", () => {
     lockWarn.style.display = "none";
 
     if (mode === "setup") {
-      lockTitle.textContent = "设置口令";
-      lockHint.textContent = "口令用于加密存储所有配置，忘记将无法恢复";
+      lockTitle.textContent = "设置本机密码";
+      lockHint.textContent = "本机密码用于加密存储所有配置，忘记将无法恢复";
       lockConfirmGroup.style.display = "block";
-      lockSubmitBtn.textContent = "设置口令并进入";
+      lockSubmitBtn.textContent = "设置本机密码并进入";
     } else {
       lockTitle.textContent = "已锁定";
-      lockHint.textContent = "请输入口令查看已加密的配置";
+      lockHint.textContent = "请输入本机密码查看已加密的配置";
       lockConfirmGroup.style.display = "none";
-      lockSubmitBtn.textContent = "解锁";
+      lockSubmitBtn.textContent = "进入";
     }
     setTimeout(() => lockPassword.focus(), 50);
   }
@@ -1127,24 +1131,24 @@ document.addEventListener("DOMContentLoaded", () => {
   lockSubmitBtn.addEventListener("click", async () => {
     const pwd = lockPassword.value;
     if (!pwd) {
-      lockWarn.textContent = "请输入口令";
+      lockWarn.textContent = "请输入本机密码";
       lockWarn.style.display = "block";
       return;
     }
     if (lockMode === "setup") {
       if (pwd.length < 6) {
-        lockWarn.textContent = "口令至少 6 位";
+        lockWarn.textContent = "本机密码至少 6 位";
         lockWarn.style.display = "block";
         return;
       }
       if (pwd !== lockPasswordConfirm.value) {
-        lockWarn.textContent = "两次输入的口令不一致";
+        lockWarn.textContent = "两次输入的本机密码不一致";
         lockWarn.style.display = "block";
         return;
       }
       try {
         await sendMessage({ action: "setupVault", password: pwd });
-        showToast("口令已设置，配置已加密存储");
+        showToast("本机密码已设置，配置已加密存储");
         showMainUI();
         loadDraft();
         renderEnvSelect();
@@ -1181,7 +1185,7 @@ document.addEventListener("DOMContentLoaded", () => {
   });
 
   lockBtn.addEventListener("click", async () => {
-    if (!confirm("确认锁定？锁定后需重新输入口令才能查看配置。")) return;
+    if (!confirm("确认锁定？锁定后需重新输入本机密码才能查看配置。")) return;
     await sendMessage({ action: "lock" });
     showLockScreen("unlock");
     showToast("已锁定");
diff --git a/updates.xml b/updates.xml
new file mode 100644
index 0000000..67fbbf8
--- /dev/null
+++ b/updates.xml
@@ -0,0 +1,6 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<gupdate xmlns='http://www.google.com/update2/response' protocol='2.0'>
+  <app appid='dpcmpkmjkcenjpfcmkoohkcnhbomgmej'>
+    <updatecheck codebase='file:///E:/gitea/Chrome%20extension/auto-login.crx' version='1.0.0' />
+  </app>
+</gupdate>