diff --git a/kybackup/module/databackup.cpp b/kybackup/module/databackup.cpp
index c70238e..8885eb5 100755
--- a/kybackup/module/databackup.cpp
+++ b/kybackup/module/databackup.cpp
@@ -1657,6 +1657,10 @@ void DataBackup::initFifthWidget()
         // 不要使用电脑，以防数据丢失
         labelTip->setDeplayText(tr("Do not use computer in case of data loss"));
         cancel->setEnabled(true);
+        if (this->m_isIncrement)
+            cancel->setVisible(false);
+        else
+            cancel->setVisible(true);
 
         // 开始备份
         this->on_backup_start();