From fec8295f65387863ec8e642e8692c9f874a5f40f Mon Sep 17 00:00:00 2001
From: Egor Panfilov <103907313+busyerakli@users.noreply.github.com>
Date: Thu, 30 Apr 2026 11:25:00 -0400
Subject: [PATCH] Improve instructions for `dd` flashing (#1660)

* Update flashing_os.md

* Update flashing_os.md
---
 docs/flashing_os.md | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/flashing_os.md b/docs/flashing_os.md
index d5424884..98864bc1 100644
--- a/docs/flashing_os.md
+++ b/docs/flashing_os.md
@@ -74,11 +74,13 @@ Download the appropriate SD card image. Select it based on the board, platform,
 
 ### Using Linux CLI (ADVANCED USERS)
 
-Decompress (if nessessary) and flash the image. **Be careful when choosing the device path, it may be different on your machine**:
+Decompress (if nessessary) and flash the image. **Be careful when choosing the device path, it may be different on your machine** (use `lsblk -dpno NAME,SIZE,MODEL`):
 
 ```console
 [user@localhost]$ xz --decompress v2-hdmi-rpi4-latest.img.xz
-[user@localhost]$ sudo dd if=v2-hdmi-rpi4-latest.img of=/dev/mmcblkX
+[user@localhost]$ sudo dd if=v2-hdmi-rpi4-latest.img of=/dev/mmcblkX bs=4M status=progress conv=fsync oflag=direct
+[user@localhost]$ sync
+[user@localhost]$ sudo eject /dev/sdb
 ```
 
 You can also use `dd_rescue` or `ddrescue`.