diff --git a/NEWS.md b/NEWS.md
index bbbc734c..207aa680 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -11,6 +11,7 @@ Red Panda C++ Version 1.0.1
   - enhancement: max undo size in option dialog's editor->misc tab
   - fix: when editor font is too small, fold signs on the gutter are not correctly displayed
   - fix: expand fold signs on the gutter are not correct
+  - enhancement: auto restore mainwindow when open files in one instance
 
 Red Panda C++ Version 1.0.0
   - fix: calculation for code snippets's tab stop positions is not correct
diff --git a/RedPandaIDE/main.cpp b/RedPandaIDE/main.cpp
index 154096b8..b8d5cbea 100644
--- a/RedPandaIDE/main.cpp
+++ b/RedPandaIDE/main.cpp
@@ -153,6 +153,9 @@ bool WindowLogoutEventFilter::nativeEventFilter(const QByteArray & /*eventType*/
             buffer.open(QBuffer::ReadOnly);
             in >> files;
             sharedMemory.unlock();
+            if (pMainWindow->isMinimized()) {
+                pMainWindow->showNormal();
+            }
             pMainWindow->openFiles(files);
             sharedMemory.detach();
         }