diff --git a/installer/PowerToysSetup/CustomDialogs/WixUI_PTInstallDir.wxs b/installer/PowerToysSetup/CustomDialogs/WixUI_PTInstallDir.wxs
index a06d1ed278..a23805f6e8 100644
--- a/installer/PowerToysSetup/CustomDialogs/WixUI_PTInstallDir.wxs
+++ b/installer/PowerToysSetup/CustomDialogs/WixUI_PTInstallDir.wxs
@@ -37,7 +37,6 @@ Patch dialog sequence:
             <DialogRef Id="DiskCostDlg" />
             <DialogRef Id="ErrorDlg" />
             <DialogRef Id="FatalError" />
-            <DialogRef Id="FilesInUse" />
             <DialogRef Id="MsiRMFilesInUse" />
             <DialogRef Id="PrepareDlg" />
             <DialogRef Id="ProgressDlg" />
diff --git a/installer/PowerToysSetupCustomActionsVNext/CustomAction.cpp b/installer/PowerToysSetupCustomActionsVNext/CustomAction.cpp
index 238477c48b..1c79cc5c39 100644
--- a/installer/PowerToysSetupCustomActionsVNext/CustomAction.cpp
+++ b/installer/PowerToysSetupCustomActionsVNext/CustomAction.cpp
@@ -1267,80 +1267,6 @@ UINT __stdcall TerminateProcessesCA(MSIHANDLE hInstall)
     return WcaFinalize(er);
 }
 
-UINT __stdcall TerminateOccupiedProcessesCA(MSIHANDLE hInstall)
-{
-    HRESULT hr = S_OK;
-    UINT er = ERROR_SUCCESS;
-    hr = WcaInitialize(hInstall, "TerminateOccupiedProcessesCA");
-
-    std::vector<DWORD> processes;
-    const size_t maxProcesses = 4096;
-    DWORD bytes = maxProcesses * sizeof(processes[0]);
-    processes.resize(maxProcesses);
-
-    if (!EnumProcesses(processes.data(), bytes, &bytes))
-    {
-        return 1;
-    }
-    processes.resize(bytes / sizeof(processes[0]));
-
-    std::array<std::wstring_view, 41> processesToTerminate = {
-        L"COM Surrogate.exe",
-        L"ShellHost.exe",
-    };
-
-    for (const auto procID : processes)
-    {
-        if (!procID)
-        {
-            continue;
-        }
-        wchar_t processName[MAX_PATH] = L"<unknown>";
-
-        HANDLE hProcess{OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ | PROCESS_TERMINATE, FALSE, procID)};
-        if (!hProcess)
-        {
-            continue;
-        }
-        HMODULE hMod;
-        DWORD cbNeeded;
-
-        if (!EnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded))
-        {
-            CloseHandle(hProcess);
-            continue;
-        }
-        GetModuleBaseNameW(hProcess, hMod, processName, sizeof(processName) / sizeof(wchar_t));
-
-        for (const auto processToTerminate : processesToTerminate)
-        {
-            if (processName == processToTerminate)
-            {
-                const DWORD timeout = 500;
-                auto windowEnumerator = [](HWND hwnd, LPARAM procIDPtr) -> BOOL
-                {
-                    auto targetProcID = *reinterpret_cast<const DWORD *>(procIDPtr);
-                    DWORD windowProcID = 0;
-                    GetWindowThreadProcessId(hwnd, &windowProcID);
-                    if (windowProcID == targetProcID)
-                    {
-                        DWORD_PTR _{};
-                        SendMessageTimeoutA(hwnd, WM_CLOSE, 0, 0, SMTO_BLOCK, timeout, &_);
-                    }
-                    return TRUE;
-                };
-                EnumWindows(windowEnumerator, reinterpret_cast<LPARAM>(&procID));
-                Sleep(timeout);
-                TerminateProcess(hProcess, 0);
-                break;
-            }
-        }
-        CloseHandle(hProcess);
-    }
-
-    er = SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_INSTALL_FAILURE;
-    return WcaFinalize(er);
-}
 
 void initSystemLogger()
 {
diff --git a/installer/PowerToysSetupCustomActionsVNext/CustomAction.def b/installer/PowerToysSetupCustomActionsVNext/CustomAction.def
index c41d5b3ff1..e9bfce7f88 100644
--- a/installer/PowerToysSetupCustomActionsVNext/CustomAction.def
+++ b/installer/PowerToysSetupCustomActionsVNext/CustomAction.def
@@ -16,7 +16,6 @@ EXPORTS
 	TelemetryLogRepairCancelCA
 	TelemetryLogRepairFailCA
 	TerminateProcessesCA
-	TerminateOccupiedProcessesCA
 	InstallEmbeddedMSIXCA
 	InstallDSCModuleCA
 	InstallCmdPalPackageCA
diff --git a/installer/PowerToysSetupVNext/Product.wxs b/installer/PowerToysSetupVNext/Product.wxs
index b6f8ba5925..7d7c542cf0 100644
--- a/installer/PowerToysSetupVNext/Product.wxs
+++ b/installer/PowerToysSetupVNext/Product.wxs
@@ -103,6 +103,7 @@
     <SetProperty Action="SetINSTALLFOLDERTOBOOTSTRAPPERINSTALLFOLDER" Id="INSTALLFOLDER" Value="[BOOTSTRAPPERINSTALLFOLDER]" After="DetectPrevInstallPath" Sequence="execute" Condition="BOOTSTRAPPERINSTALLFOLDER &lt;&gt; DEFAULTBOOTSTRAPPERINSTALLFOLDER OR PREVIOUSINSTALLFOLDER = &quot;&quot;" />
 
     <SetProperty Id="InstallScope" Value="$(var.InstallScope)" Before="DetectPrevInstallPath" Sequence="execute"></SetProperty>
+
     <InstallExecuteSequence>
       <Custom Action="DetectPrevInstallPath" After="AppSearch" />
       <Custom Action="SetLaunchPowerToysParam" Before="LaunchPowerToys" />
@@ -159,9 +160,7 @@
     <CustomAction Id="LaunchPowerToys" Return="ignore" Impersonate="yes" Execute="deferred" DllEntry="LaunchPowerToysCA" BinaryRef="PTCustomActions" />
 
     <CustomAction Id="TerminateProcesses" Return="ignore" Execute="immediate" DllEntry="TerminateProcessesCA" BinaryRef="PTCustomActions" />
-    
-    <CustomAction Id="TerminateOccupiedProcesses" Return="ignore" Execute="immediate" DllEntry="TerminateOccupiedProcessesCA" BinaryRef="PTCustomActions" />
-    
+        
     <CustomAction Id="SetApplyModulesRegistryChangeSetsParam" Property="ApplyModulesRegistryChangeSets" Value="[INSTALLFOLDER]" />
 
     <CustomAction Id="SetUnApplyModulesRegistryChangeSetsParam" Property="UnApplyModulesRegistryChangeSets" Value="[INSTALLFOLDER]" />