# Can't Get External HD to Show Up? -- PLEASE HELP **URL:** \ **Category:** Uncategorized\ **Created:** [August 17, 2025, 10:43pm UTC](https://community.roonlabs.com/t/cant-get-external-hd-to-show-up-please-help/304888 "2025-08-17T22:43:38Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![BlackJack](https://community.roonlabs.com/user_avatar/community.roonlabs.com/blackjack/32/39743_2.png) [@BlackJack](https://community.roonlabs.com/u/BlackJack)\ **Post date:** [August 17, 2025, 10:51pm UTC](https://community.roonlabs.com/t/cant-get-external-hd-to-show-up-please-help/304888/2 "2025-08-17T22:51:52Z")
The WD MyBook is likely NTFS formatted. Roon OS doesn’t like to read NTFS storage that is flagged as “unsafely removed”. You may have to fix that on a Windows PC. See also: > [@USB-HDDs not detected by Nucleus (ref#CFWURC)](https://community.roonlabs.com/t/usb-hdds-not-detected-by-nucleus-ref-cfwurc/300000/2): > > Hello @Matz. Thank you for reaching Roon support. Based on the diagnostic data enabled on your account, it seems that the NTFS system on your drive is corrupted. The log entries indicate that the system attempted to mount a USB drive (/dev/sdb1), but the operation failed due to file system issues. Here’s a breakdown: mount: ... failed: Invalid argument The mount command failed. This is usually due to an unrecognized or corrupt file system. ntfs3: sdb1: volume is dirty and "force" flag is … --- _[View the full topic](https://community.roonlabs.com/t/cant-get-external-hd-to-show-up-please-help/304888)._