From 656aa00cedc4e454fe1953e9d4cb5e966e87b418 Mon Sep 17 00:00:00 2001
From: superskybird <skybird.le@gmail.com>
Date: Mon, 28 Dec 2020 17:17:38 +0800
Subject: [PATCH] add erase storage

---
 docs/index.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docs/index.md b/docs/index.md
index 1a8c749..f3c8a1f 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -74,6 +74,7 @@ Press [ENTER] when ready.
     Just press Enter, the firmware will be flahsed to your OpenSK USB Dongle.    
     
     When progress bar reaches 100%, OpenSK USB Dongle will be in working mode automatically. You can now test FIDO function.
-
+!!! note "NOTE"
+    If your dongle can not work well, please refer to https://github.com/google/OpenSK/pull/247 to erase the storage at first and then flash the firmware to try.
 ### Test FIDO functions  
 Please refer to [Test Page](./test.md).