From 72311bf58a76453577125461b7ca60cd14d1f9dd Mon Sep 17 00:00:00 2001
From: Omar Amin <65174210+omaramin-2000@users.noreply.github.com>
Date: Fri, 17 Apr 2026 02:30:07 +0200
Subject: [PATCH] Fix spelling and document MIC_VOLUME in installation guide

Corrected spelling of 'Environment' and added documentation for MIC_VOLUME.
---
 docs/install_application.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/install_application.md b/docs/install_application.md
index 1c26283..f84cccb 100644
--- a/docs/install_application.md
+++ b/docs/install_application.md
@@ -176,6 +176,7 @@ Environment=PREFERENCES_FILE="/home/pi/linux-voice-assistant/preferences.json"
 # Environment=PORT="6053"
 # Environment=AUDIO_INPUT_DEVICE="default"
 # Environment=AUDIO_OUTPUT_DEVICE="default"
+# Enivronment=MIC_VOLUME="1.0"
 # Environment=MIC_AUTO_GAIN="0"
 # Environment=MIC_NOISE_SUPPRESSION="0"
 # Environment=ENABLE_THINKING_SOUND="1"
@@ -257,6 +258,7 @@ The following variables can be configured in the `.env` or in the service file:
 | `PORT` | `6053` | API server port |
 | `AUDIO_INPUT_DEVICE` | Autodetected | Audio input device name |
 | `AUDIO_OUTPUT_DEVICE` | Autodetected | Audio output device name |
+| `MIC_VOLUME` | Control microphone volume | 1.0 |
 | `MIC_AUTO_GAIN` | Add WebRTC Gain to Mic | 0 |
 | `MIC_NOISE_SUPPRESSION` | Add WebRTC Noise Suppresion to Mic | 0 |
 | `ENABLE_THINKING_SOUND` | false | Set to "1" to enable thinking sound |