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How do I change file system in Ubuntu11.10 recovery mode to read-write mode

After blank screen, need to change some settings in xorg.conf

Logged in at root prompt through recovery mode.

Unable to change file read-only message.

How to change the file? Thanks.

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marked as duplicate by psusi, jrg Apr 9 '12 at 19:29

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1 Answer 1

You must first mount the drive as read/write using the Recovery Menu option, then drop to the root shell (with networking if needed).

Everything should work then.

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Thanks. A newbie here. How do you mount the drive as read/write? –  seren Apr 8 '12 at 22:41
There's an option in the Recovery Menu. –  Eduard Apr 8 '12 at 23:31
I did some web searching on "Recover Mode Read Only" and came across the following post: linuxquestions.org/questions/linux-general-1/…. Shutdown the computer Boot into Recovery Mode --After BIOS load, hold down Shift key to access the grub menu --Once in grub menu, select the entry ending in "(recovery mode)" From the next menu selected option to enter Root Session At the root session, execute command mount -o remount,rw / to remount the filesystem as read-write –  seren Apr 8 '12 at 23:33
askubuntu.com/questions/117950/… –  seren Apr 8 '12 at 23:34

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