Revise DOCS.md for configuration instructions

Updated configuration instructions in DOCS.md to improve clarity on disabling audio, Bluetooth, and WiFi, along with optimizing cmdline.txt.
This commit is contained in:
Alexandre
2026-03-03 22:01:29 +01:00
committed by GitHub
parent e87d735777
commit fc02199798

View File

@@ -275,14 +275,22 @@ sudo nano /boot/firmware/config.txt
Paste in:
```ini
dtparam=audio=off # Disable the default onboard audio to prevent conflicts
dtoverlay=disable-bt # Disable onboard Bluetooth to reduce USB bandwidth usage
dtoverlay=disable-wifi # Disable onboard wifi
# ── Audio ──────────────────────────────────────────────────────
dtparam=audio=off
start_x=0
# ── Disable radios (RF + background jitter) ─────────────────────
dtoverlay=disable-wifi
dtoverlay=disable-bt
# ── Headless / minimal firmware probing ─────────────────────────
gpu_mem=16
start_x=0
camera_auto_detect=0
display_auto_detect=0
disable_splash=1
# ── Optional: only effective on newer Pi4B revs / Pi 400 ────────
arm_boost=1
hdmi_blanking=2 # Disable HDMI (save power and reduce interference)
```
@@ -295,7 +303,7 @@ sudo nano /boot/firmware/cmdline.txt
Paste in:
```ini
console=serial0,115200 console=tty1 root=PARTUUID=2f0ecb16-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=FI dwc_otg.fiq_enable=0 dwc_otg.fiq_split_enable=0 dwc_otg.fiq_fsm_enable=0 dwc_otg.lpm_enable=0
console=serial0,115200 console=tty1 root=PARTUUID=2f0ecb16-02 rootfstype=ext4 fsck.repair=yes rootwait cfg80211.ieee80211_regdom=FI dwc_otg.fiq_enable=0 dwc_otg.fiq_split_enable=0 dwc_otg.fiq_fsm_enable=0 dwc_otg.lpm_enable=0 usbcore.autosuspend=-1 snd_usb_audio.nrpacks=1 threadirqs
```
- **Disable useless services**