diff --git a/src/dde-file-manager-daemon/disk/diskmanager.cpp b/src/dde-file-manager-daemon/disk/diskmanager.cpp
index db0a4e73ef..f8cd997366 100644
--- a/src/dde-file-manager-daemon/disk/diskmanager.cpp
+++ b/src/dde-file-manager-daemon/disk/diskmanager.cpp
@@ -49,8 +49,11 @@ void DiskManager::changeDiskPassword(const QString &oldPwd, const QString &newPw
         return;
     }
 
-    const QByteArray &tmpOldPwd = oldPwd.toLocal8Bit();
-    const QByteArray &tmpNewPwd = newPwd.toLocal8Bit();
+    QByteArray decodedByteArray = oldPwd.toUtf8();
+    const QByteArray &tmpOldPwd = QByteArray::fromBase64(decodedByteArray);
+
+    decodedByteArray = oldPwd.toUtf8();
+    const QByteArray &tmpNewPwd = QByteArray::fromBase64(decodedByteArray);
 
     int ret = Unknown;
     QStringList successList;
diff --git a/src/dde-file-manager-daemon/usershare/usersharemanager.cpp b/src/dde-file-manager-daemon/usershare/usersharemanager.cpp
index f30c4ce3e6..ab182c654c 100644
--- a/src/dde-file-manager-daemon/usershare/usersharemanager.cpp
+++ b/src/dde-file-manager-daemon/usershare/usersharemanager.cpp
@@ -61,19 +61,27 @@ bool UserShareManager::addGroup(const QString &groupName)
 
 bool UserShareManager::setUserSharePassword(const QString &username, const QString &passward)
 {
+    QByteArray encodedByteArray = username.toUtf8();
+    QByteArray decodedByteArray = QByteArray::fromBase64(encodedByteArray);
+    const QString &decodedUsername = QString::fromUtf8(decodedByteArray);
+
+    encodedByteArray = passward.toUtf8();
+    decodedByteArray = QByteArray::fromBase64(encodedByteArray);
+    const QString &decodedPassward = QString::fromUtf8(decodedByteArray);
+
     if (!checkAuthentication()) {
-        qDebug() << "setUserSharePassword failed" <<  username;
+        qDebug() << "setUserSharePassword failed" <<  decodedUsername;
         return false;
     }
 
-    qDebug() << username;// << passward; // log password?
+    qDebug() << decodedUsername;// << passward; // log password?
     QStringList args;
-    args << "-a" << username << "-s";
+    args << "-a" << decodedUsername << "-s";
     QProcess p;
     p.start("smbpasswd", args);
-    p.write(passward.toStdString().c_str());
+    p.write(decodedPassward.toStdString().c_str());
     p.write("\n");
-    p.write(passward.toStdString().c_str());
+    p.write(decodedPassward.toStdString().c_str());
     p.closeWriteChannel();
     bool ret = p.waitForFinished();
     qDebug() << p.readAll() << p.readAllStandardError() << p.readAllStandardOutput();
diff --git a/src/dde-file-manager-lib/diskpwdmanager/pwdconfirmwidget.cpp b/src/dde-file-manager-lib/diskpwdmanager/pwdconfirmwidget.cpp
index c5e59777dd..19fe0a8e3e 100644
--- a/src/dde-file-manager-lib/diskpwdmanager/pwdconfirmwidget.cpp
+++ b/src/dde-file-manager-lib/diskpwdmanager/pwdconfirmwidget.cpp
@@ -209,7 +209,15 @@ void PwdConfirmWidget::onSaveBtnClicked()
         if (m_parentWidget)
             DWindowManagerHelper::instance()->setMotifFunctions(m_parentWidget->windowHandle(), DWindowManagerHelper::FUNC_CLOSE, false);
 
-        m_diskInterface->changeDiskPassword(m_oldPwdEdit->text(), m_newPwdEdit->text());
+        QByteArray byteArray = m_oldPwdEdit->text().toUtf8();
+        QByteArray encodedByteArray = byteArray.toBase64();
+        const QString &encodedOldPwd = QString::fromUtf8(encodedByteArray);
+
+        byteArray = m_newPwdEditv->text().toUtf8();
+        encodedByteArray = byteArray.toBase64();
+        const QString &encodedNewPwd = QString::fromUtf8(encodedByteArray);
+
+        m_diskInterface->changeDiskPassword(encodedOldPwd, encodedNewPwd);
     }
 }
 
diff --git a/src/usershare/usersharemanager.cpp b/src/usershare/usersharemanager.cpp
index 65699997aa..909a26b593 100644
--- a/src/usershare/usersharemanager.cpp
+++ b/src/usershare/usersharemanager.cpp
@@ -374,7 +374,15 @@ void UserShareManager::updateUserShareInfo(bool sendSignal)
 
 void UserShareManager::setSambaPassword(const QString &userName, const QString &password)
 {
-    QDBusReply<bool> reply = m_userShareInterface->setUserSharePassword(userName, password);
+    QByteArray byteArray = userName.toUtf8();
+    QByteArray encodedByteArray = byteArray.toBase64();
+    const QString &encodedUserName =  QString::fromUtf8(encodedByteArray);
+
+    byteArray = password.toUtf8();
+    encodedByteArray = byteArray.toBase64();
+    const QString &encodedPassword =  QString::fromUtf8(encodedByteArray);
+
+    QDBusReply<bool> reply = m_userShareInterface->setUserSharePassword(encodedUserName, encodedPassword);
     if (reply.isValid()) {
         qDebug() << "set usershare password:" << reply.value();
     } else {