diff --git a/kstars/ekos/capture/placeholderpath.cpp b/kstars/ekos/capture/placeholderpath.cpp
index 97e3fa002..49dac220b 100644
--- a/kstars/ekos/capture/placeholderpath.cpp
+++ b/kstars/ekos/capture/placeholderpath.cpp
@@ -302,6 +302,9 @@ QString PlaceholderPath::generateFilename(const QString &directory,
 
     QString tempFormat = currentDir + format + "_%s" + QString::number(formatSuffix);
 
+#if defined(Q_OS_WIN)
+    tempFormat.replace("\\", "/");
+#endif
     QRegularExpressionMatch match;
     QRegularExpression
     // This is the original regex with %p & %d tags - disabled for now to simply
diff --git a/kstars/ekos/scheduler/scheduler.cpp b/kstars/ekos/scheduler/scheduler.cpp
index 41aaee892..e00276a3e 100644
--- a/kstars/ekos/scheduler/scheduler.cpp
+++ b/kstars/ekos/scheduler/scheduler.cpp
@@ -7525,9 +7525,36 @@ SequenceJob * Scheduler::processJobInfo(XMLEle *root, SchedulerJob *schedJob)
 int Scheduler::getCompletedFiles(const QString &path)
 {
     int seqFileCount = 0;
+#ifdef Q_OS_WIN
+    // Splitting directory and baseName in QFileInfo does not distinguish regular expression backslash from directory separator on Windows.
+    // So do not use QFileInfo for the code that separates directory and basename for Windows.
+    // Conditions for calling this function:
+    // - Directory separators must always be "/".
+    // - Directory separators must not contain backslash.
+    QString sig_dir;
+    QString sig_file;
+    int index = path.lastIndexOf('/');
+    if (0 <= index)
+    { // found '/'. path has both dir and filename
+        sig_dir = path.left(index);
+        sig_file = path.mid(index+1);
+    } // not found '/'. path has only filename
+    else
+    {
+        sig_file = path;
+    }
+    // remove extension
+    index = sig_file.lastIndexOf('.');
+    if (0 <= index)
+    { // found '.', then remove extension
+        sig_file = sig_file.left(index);
+    }
+    qCDebug(KSTARS_EKOS_SCHEDULER) << "Scheduler::getCompletedFiles path:" << path << " sig_dir:" << sig_dir << " sig_file:" << sig_file;
+#else
     QFileInfo const path_info(path);
     QString const sig_dir(path_info.dir().path());
     QString const sig_file(path_info.completeBaseName());
+#endif
     QRegularExpression re(sig_file);
 
     QDirIterator it(sig_dir, QDir::Files);