diff --git a/CHANGELOG.md b/CHANGELOG.md
index 84c313a4ac..c224ee94b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - added "LingerExemptWnds=n" to make the lingering process monitor mechanism no longer exempt lingering processes with windows from termination
 - Added option 'SharedTemplate' to Box Wizard [#3737](https://github.com/sandboxie-plus/Sandboxie/pull/3737) (thanks offhub)
 - Added an option to force the protection of an encrypted sandbox to be enabled. [#3736](https://github.com/sandboxie-plus/Sandboxie/pull/3736) (thanks Yeyixiao)
+- Added a menu and button/icon to suspend all processes [#3741] (https://github.com/sandboxie-plus/Sandboxie/issues/3741)
 
 ### Changed
 - option "LingerLeniency=n" now also disabled the 5 sec grace period for freshly started lingerers [#1892](https://github.com/sandboxie-plus/Sandboxie/issues/1892)
diff --git a/SandboxiePlus/SandMan/Resources/Actions/Pause.png b/SandboxiePlus/SandMan/Resources/Actions/Pause.png
new file mode 100644
index 0000000000..6f8889a63c
Binary files /dev/null and b/SandboxiePlus/SandMan/Resources/Actions/Pause.png differ
diff --git a/SandboxiePlus/SandMan/Resources/SandMan.qrc b/SandboxiePlus/SandMan/Resources/SandMan.qrc
index 7de8decbb6..acf7546b21 100644
--- a/SandboxiePlus/SandMan/Resources/SandMan.qrc
+++ b/SandboxiePlus/SandMan/Resources/SandMan.qrc
@@ -181,6 +181,7 @@
         <file>SideLogoDM.png</file>
         <file>Actions/TaskBar.png</file>
         <file>Actions/Desktop.png</file>
+        <file>Actions/Pause.png</file>
     </qresource>
     <qresource prefix="/Boxes">
         <file alias="Busy">Boxes/BusyOverlay.png</file>
diff --git a/SandboxiePlus/SandMan/SandMan.cpp b/SandboxiePlus/SandMan/SandMan.cpp
index 3ad2037c21..755ca75751 100644
--- a/SandboxiePlus/SandMan/SandMan.cpp
+++ b/SandboxiePlus/SandMan/SandMan.cpp
@@ -510,6 +510,7 @@ void CSandMan::CreateMenus(bool bAdvanced)
 		m_pImportBox->setEnabled(CArchive::IsInit());
 		m_pMenuFile->addSeparator();
 		m_pRunBoxed = m_pMenuFile->addAction(CSandMan::GetIcon("Run"), tr("Run Sandboxed"), this, SLOT(OnSandBoxAction()));
+		m_pPauseAll = m_pMenuFile->addAction(CSandMan::GetIcon("Pause"), tr("Suspend All Processes"), this, SLOT(OnPauseAll()));
 		m_pEmptyAll = m_pMenuFile->addAction(CSandMan::GetIcon("EmptyAll"), tr("Terminate All Processes"), this, SLOT(OnEmptyAll()));
 		m_pLockAll = m_pMenuFile->addAction(CSandMan::GetIcon("LockClosed"), tr("Lock All Encrypted Boxes"), this, SLOT(OnLockAll()));
 		m_pMenuFile->addSeparator();
@@ -653,6 +654,7 @@ void CSandMan::CreateOldMenus()
 
 	m_pMenuFile = m_pMenuBar->addMenu(tr("&File"));
 		m_pRunBoxed = m_pMenuFile->addAction(CSandMan::GetIcon("Run"), tr("Run Sandboxed"), this, SLOT(OnSandBoxAction()));
+		m_pPauseAll = m_pMenuFile->addAction(CSandMan::GetIcon("Pause"), tr("Suspend All Processes"), this, SLOT(OnPauseAll()));
 		m_pEmptyAll = m_pMenuFile->addAction(CSandMan::GetIcon("EmptyAll"), tr("Terminate All Processes"), this, SLOT(OnEmptyAll()));
 		m_pLockAll = m_pMenuFile->addAction(CSandMan::GetIcon("LockClosed"), tr("Lock All Encrypted Boxes"), this, SLOT(OnLockAll()));
 		m_pDisableForce = m_pMenuFile->addAction(CSandMan::GetIcon("PauseForce"), tr("Pause Forcing Programs"), this, SLOT(OnDisableForce()));
@@ -830,6 +832,7 @@ QList<ToolBarAction> CSandMan::GetAvailableToolBarActions()
 			ToolBarAction{ "", nullptr },        // separator
 			ToolBarAction{ "RunBoxed", m_pRunBoxed },
 			ToolBarAction{ "IsBoxed", m_pWndFinder },
+			ToolBarAction{ "SuspendAll", m_pPauseAll },
 			ToolBarAction{ "TerminateAll", m_pEmptyAll },
 			ToolBarAction{ "LockAll", m_pLockAll },
 			ToolBarAction{ "", nullptr },        // separator
@@ -2577,6 +2580,7 @@ void CSandMan::UpdateState()
 	m_pNewBox->setEnabled(isConnected);
 	m_pNewGroup->setEnabled(isConnected);
 	m_pImportBox->setEnabled(isConnected);
+	m_pPauseAll->setEnabled(isConnected);
 	m_pEmptyAll->setEnabled(isConnected);
 	m_pLockAll->setEnabled(isConnected);
 	m_pDisableForce->setEnabled(isConnected);
@@ -3184,6 +3188,15 @@ void CSandMan::OnEmptyAll()
 	theAPI->TerminateAll();
 }
 
+void CSandMan::OnPauseAll()
+{
+	for (auto pBox: theAPI->GetAllBoxes()) {
+		pBox->SetSuspendedAll(TRUE);
+		for (auto pProcess : pBox->GetProcessList())
+			pProcess->TestSuspended();
+	}
+}
+
 void CSandMan::OnLockAll()
 {
  	if (theConf->GetInt("Options/WarnLockAll", -1) == -1)
diff --git a/SandboxiePlus/SandMan/SandMan.h b/SandboxiePlus/SandMan/SandMan.h
index d7af590d8f..612a47b69f 100644
--- a/SandboxiePlus/SandMan/SandMan.h
+++ b/SandboxiePlus/SandMan/SandMan.h
@@ -251,6 +251,7 @@ private slots:
 
 	void				OnSandBoxAction();
 	void				OnSettingsAction();
+	void				OnPauseAll();
 	void				OnEmptyAll();
 	void				OnLockAll();
 	void				OnWndFinder();
@@ -373,6 +374,7 @@ private slots:
 	QAction*			m_pNewBox;
 	QAction*			m_pNewGroup;
 	QAction*			m_pImportBox;
+	QAction*			m_pPauseAll;
 	QAction*			m_pEmptyAll;
 	QAction*			m_pLockAll;
 	QAction*			m_pWndFinder;