diff --git a/android/app/src/main/kotlin/org/getlantern/lantern/LanternApp.kt b/android/app/src/main/kotlin/org/getlantern/lantern/LanternApp.kt
index 795a1a6834..140b96164b 100644
--- a/android/app/src/main/kotlin/org/getlantern/lantern/LanternApp.kt
+++ b/android/app/src/main/kotlin/org/getlantern/lantern/LanternApp.kt
@@ -1,12 +1,15 @@
 package org.getlantern.lantern
 
+import android.annotation.SuppressLint
 import android.app.Application
 import android.content.ClipboardManager
 import android.content.Context
 import android.net.ConnectivityManager
 import android.net.wifi.WifiManager
 import android.os.PowerManager
+import android.util.Log
 import androidx.core.content.getSystemService
+import lantern.io.mobile.Mobile
 
 
 class LanternApp : Application() {
@@ -26,5 +29,36 @@ class LanternApp : Application() {
 
     }
 
+    override fun onCreate() {
+        super.onCreate()
+        applyQAEnvOverrides()
+    }
+
+    private fun applyQAEnvOverrides() {
+        if (!BuildConfig.DEVELOPMENT_MODE) return
+
+        try {
+            val outboundSocks = systemProp("debug.lantern.outbound_socks").trim()
+            val tz = systemProp("debug.lantern.tz").trim()
+            if (outboundSocks.isEmpty() && tz.isEmpty()) return
+
+            Mobile.setQAEnvOverrides(outboundSocks, tz)
+            Log.i(TAG, "QA env overrides applied: outbound_socks=$outboundSocks tz=$tz")
+        } catch (e: Throwable) {
+            Log.e(TAG, "Failed to apply QA env overrides", e)
+        }
+    }
+
+    @SuppressLint("PrivateApi")
+    private fun systemProp(key: String): String {
+        return try {
+            val cls = Class.forName("android.os.SystemProperties")
+            val m = cls.getMethod("get", String::class.java, String::class.java)
+            (m.invoke(null, key, "") as? String) ?: ""
+        } catch (e: Throwable) {
+            ""
+        }
+    }
+}
 
-}
\ No newline at end of file
+private const val TAG = "LanternApp"
diff --git a/lantern-core/mobile/mobile.go b/lantern-core/mobile/mobile.go
index 99f96df79c..a4216dca7b 100644
--- a/lantern-core/mobile/mobile.go
+++ b/lantern-core/mobile/mobile.go
@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	"log/slog"
+	"os"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -88,6 +89,23 @@ func getClient() (*ipc.Client, error) {
 	return core.Client(), nil
 }
 
+// SetQAEnvOverrides applies QA-only environment overrides before Radiance starts.
+func SetQAEnvOverrides(outboundSocks, tz string) error {
+	if outboundSocks != "" {
+		if err := os.Setenv("RADIANCE_OUTBOUND_SOCKS_ADDRESS", outboundSocks); err != nil {
+			return fmt.Errorf("set RADIANCE_OUTBOUND_SOCKS_ADDRESS: %w", err)
+		}
+		slog.Info("QA env override set", "name", "RADIANCE_OUTBOUND_SOCKS_ADDRESS", "value", outboundSocks)
+	}
+	if tz != "" {
+		if err := os.Setenv("TZ", tz); err != nil {
+			return fmt.Errorf("set TZ: %w", err)
+		}
+		slog.Info("QA env override set", "name", "TZ", "value", tz)
+	}
+	return nil
+}
+
 // InitLogging wires the global slog handler (file + stdout) before any other
 // Mobile.* call. On Android the entire app runs in a single process, so once
 // common.Init runs `slog.SetDefault` covers all Go code — but it normally