diff --git a/enos/modules/aws_windows_client/scripts/setup.ps1 b/enos/modules/aws_windows_client/scripts/setup.ps1
index 915c0a15f..038e8dd38 100644
--- a/enos/modules/aws_windows_client/scripts/setup.ps1
+++ b/enos/modules/aws_windows_client/scripts/setup.ps1
@@ -108,3 +108,24 @@ if ("${github_token}" -ne "") {
     cd $src_destination
     go mod download
 }
+
+# Setting default terminal app to Windows Terminal (modern terminal)
+# aka Settings > System > For Developers > Terminal to Windows Terminal
+# By default, Windows11 has preferred terminal app set as "Let Windows decide"
+# which causes inconsistent terminal experience affecting images used for RDP tests
+# Two properties need to be set in registry to change default terminal app
+# DelegationTerminal determines which terminal UI to use
+# DelegationConsole determines how the data is communicated between the terminal and the operating system
+# (modern and legacy consoles have different communication protocols)
+# For Windows Terminal (aka Modern Terminal)
+# DelegationConsole ID: {2EACA947-7F5F-4CFA-BA87-8F7FBEEFBE69}
+# DelegationTerminal ID: {E12CFF52-A866-4C77-9A90-F570A7AA2C6B}
+# For Console Host (aka Legacy Terminal)
+# DelegationConsole ID: {B23D10C0-E52E-411E-9D5B-C09FDF709C7D}
+# DelegationTerminal ID: {B23D10C0-E52E-411E-9D5B-C09FDF709C7D}
+# For "Let Windows Decide" (default)
+# remove both properties (DelegationConsole, DelegationTerminal)
+$registryPath = "HKCU:\Console\%%Startup"
+if (!(Test-Path $registryPath)) { New-Item -Path $registryPath -Force }
+Set-ItemProperty -Path $registryPath -Name "DelegationConsole" -Value "{2EACA947-7F5F-4CFA-BA87-8F7FBEEFBE69}"
+Set-ItemProperty -Path $registryPath -Name "DelegationTerminal" -Value "{E12CFF52-A866-4C77-9A90-F570A7AA2C6B}"
\ No newline at end of file