diff --git a/scripts/daemon/lesavka-core.sh b/scripts/daemon/lesavka-core.sh
index febef31..21b66b7 100644
--- a/scripts/daemon/lesavka-core.sh
+++ b/scripts/daemon/lesavka-core.sh
@@ -114,10 +114,26 @@ echo 32      >"$U/req_number" 2>/dev/null || true
 
 # ----------------------- UVC function (usb‑video) ------------------
 mkdir -p "$G/functions/uvc.usb0"
-mkdir -p "$G/functions/uvc.usb0/control/header"
-printf '\x50\x00\x00\x00' > "$G/functions/uvc.usb0/control/header/h_video"
-mkdir -p "$G/functions/uvc.usb0/control/header/strings/0x409"
-echo "Lesavka UVC" > "$G/functions/uvc.usb0/control/header/strings/0x409/label"
+F="$G/functions/uvc.usb0"
+
+# -- 1.  BUILD A MINIMAL MJPEG FORMAT (1280×720 @30 fps) ------------
+mkdir -p "$F/streaming/uncompressed/u1"
+echo 1280     >"$F/streaming/uncompressed/u1/wWidth"
+echo 720      >"$F/streaming/uncompressed/u1/wHeight"
+echo 2764800  >"$F/streaming/uncompressed/u1/dwMaxVideoFrameBufferSize"
+echo 333333   >"$F/streaming/uncompressed/u1/dwFrameInterval(0)"   # 30 fps
+echo 1        >"$F/streaming/uncompressed/u1/bFrameIndex"
+echo 1        >"$F/streaming/uncompressed/u1/bmFramingInfo"
+
+# -- 2.  STREAMING‑HEADER and CONTROL‑HEADER LINKS (required) -------
+mkdir -p "$F/streaming/header"
+ln -sf ../../uncompressed/u1     "$F/streaming/header/h"       # first alt‑setting
+mkdir -p "$F/control/header"
+ln -sf ../../streaming/header/h  "$F/control/header/h"         # tie to control IF
+
+# -- 3.  Human‑readable string for the camera -----------------------
+mkdir -p "$F/control/header/strings/0x409"
+echo "Lesavka UVC" >"$F/control/header/strings/0x409/label"
 
 # ----------------------- configuration -----------------------------
 mkdir -p "$G/configs/c.1/strings/0x409"