From 591b968cf99de029418c9dcebdbb4d9fbf2477f1 Mon Sep 17 00:00:00 2001
From: ReenigneArcher <42013603+ReenigneArcher@users.noreply.github.com>
Date: Tue, 21 Jul 2026 19:39:14 -0400
Subject: [PATCH] fix(packaging/windows): Allow WiX installer downgrades

Update the Windows installer to permit downgrades between installed versions and set `REINSTALLMODE=amus` so MSI reinstalls refresh files more reliably during version changes.
---
 crates/server/wix/main.wxs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/crates/server/wix/main.wxs b/crates/server/wix/main.wxs
index bc49a78..ea8232e 100644
--- a/crates/server/wix/main.wxs
+++ b/crates/server/wix/main.wxs
@@ -16,11 +16,12 @@
 
     <MajorUpgrade
         Schedule="afterInstallInitialize"
-        DowngradeErrorMessage="A newer version of [ProductName] is already installed. Setup will now exit." />
+        AllowDowngrades="yes" />
 
     <MediaTemplate EmbedCab="yes" />
     <SetProperty Id="ARPINSTALLLOCATION" Value="[INSTALLFOLDER]" After="CostFinalize" />
     <Property Id="DiskPrompt" Value="Koko Installation" />
+    <Property Id="REINSTALLMODE" Value="amus" />
     <Property Id="ARPHELPLINK" Value="https://app.lizardbyte.dev/support" />
     <Property Id="ARPURLINFOABOUT" Value="https://app.lizardbyte.dev" />
     <Icon Id="ProductIcon" SourceFile="$(var.CargoTargetDir)\..\assets\icon.ico" />