Remount PFsense nano file system as read write

pfsense-logo_bigif you use one of the embedded versions of PFSense and you ever need to write to the OS directly you will need to remount the file system in Read/Write mode before you can save the changes.  Load up your favourite terminal client, I favour Putty but any should do. Login with your top level account and then choose one of the following:

To remount file systems as read write (RW), run:


To mount as read only (RO) again, run:


On PFSense 2.1, you can also make this change in the GUI under Diagnostics > NanoBSD.

Posted on April 9, 2014 at 0:55 by simon · Permalink
In: PFsense, Tech

One Response

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  1. Written by pfman
    on 18 January 2016 at 22:48
    Reply · Permalink

    perfect, thanks 🙂

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