As you have installed Ubuntu inside Windows 7, select Ubuntu from the Windows boot manager and then you will see the Ubuntu GNU Grub2 menu.
Or after you select "Ubuntu" from the Windows boot manager, keep Shift and the Grub menu should appear.
e to start editing the boot entry.
And now you need to change a line in the GRUB2 boot entry from
You will see a line similar to this:
linux /boot/vmlinuz-3.13.0-24-generic root=UUID=AAC884AC1F144321 loop=/ubuntu/disks/root.disk ro quiet splash $vt_handoff
rw and finally the code will look like:
linux /boot/vmlinuz-3.13.0-24-generic root=UUID=AAC884AC1F144321 loop=/ubuntu/disks/root.disk rw quiet splash $vt_handoff
Press F10 and you are done!
This is only to boot Ubuntu for a single time. You have to repeat these steps every-time you reboot. But you can change the
grub.cfg permanently to avoid this issue. Follow these steps to edit the
grub.cfg file after logging in to Ubuntu.
Open terminal (CtrlAltT)
sudo -H gedit /boot/grub/grub.cfg
and press enter.
Gedit will open with the
Press CTRLF open 'find' box on gedit.
ro in the find box. (Remember to type a space after
ro - should be
Search results will be highlighted and then change all those
Save the file and reboot.