Knowledge Base

The USG flash is not detected by the USG.

Scenario

My USB flash partition table is {0x0B, FAT32} and the partition type listed in the support list, 
Why is it that the USG cannot detected the flash disk.

Step

Please reference following steps:
1. Ensure that file system format of the USB is FAT 32.
2. Go to Configuration > System > USB Storage, Activate USB  storage service.
Then go to Monitor > System Status > USB Storage to check your USB status.
If your storage information all shows N/A, then we need more information to verify this problem.

3. Please collect more information via the following CLI commands:
a) Router> debug system dmesg
b) Router> show usb-storage
If the console log show "unknown partition table" , please format your USB flash disk again.
4. You may can use the free software "MiniTool Partition"  to recreate your USB partition.
a) After installing the software, you will see that the USB flash disk has only one partition.

b) Create "Primary" partition with a FAT32 file system 
c) Apply all jobs
The USG can detect your USB flash.

Verification

Please go to Monitor > System Status > USB Storage

The USB flash disk will be detected.



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Question Profile

LANGUAGE:
ARTICLE ID:012385
TYPE:Troubleshooting
FIRMWARE:3.00 patch 4
VIEWS:457
VOTES:1
TECHNOLOGY:
MODEL:ZYWALL USG 100,ZYWALL USG 1000,ZYWALL USG 20 (view more model name)

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