From 6f6eba695907452e8d195a1063247ed139e2f4e8 Mon Sep 17 00:00:00 2001
From: Frank <frank_van_breugel@hotmail.com>
Date: Tue, 29 Jul 2025 21:08:56 +0200
Subject: [PATCH] Fix content upload at powershell 7.4+

---
 Extensions/IntuneAppManagement.psm1 | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Extensions/IntuneAppManagement.psm1 b/Extensions/IntuneAppManagement.psm1
index 966fcf9..ef4b2fa 100644
--- a/Extensions/IntuneAppManagement.psm1
+++ b/Extensions/IntuneAppManagement.psm1
@@ -521,6 +521,13 @@ function Write-AzureStorageChunk
         "Content-Type" = "application/octet-stream"
 	}
 
+    # In PowerShell (Core) 7 v7.4+, the web cmdlets (Invoke-WebRequest, Invoke-RestMethod)
+    # consistently encode text-based request bodies as UTF-8, unless explicitly specified otherwise.
+    if ($PSVersionTable.PSVersion -ge [Version]"7.4")
+    {
+        $headers["Content-Type"] += "; charset=iso-8859-1"
+    }
+
     $curProgressPreference = $ProgressPreference
     $ProgressPreference = 'SilentlyContinue'