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Possible Duplicate:
Does Ubuntu rely on Windows if I install it using the Windows installer?

I am planning to install Ubuntu 12.04 using Wubi in Windows7. If in future I want to remove Windows(and then reinstall) will I be able to keep Ubuntu? Assume that I have installed Ubuntu in a separate partition.

Laphanga
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5 Answers5

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Assuming that you mean installing ubuntu using wubi and place ubuntu folder in another drive

If you simply remove windows partition installed ubuntu will die because it is installed as a windows program ,

still you have to possibilities

1 . Migrate wubi to real installation before removing windows

2 . Backup ubuntu folder , and then install wubi in freshly installed windows, replace the ubuntu folder with backuped ubuntu folder

But both of the above methods are not fool proof , So you should seriously consider installing ubuntu in separate partion instead of using wubi

Tachyons
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No point installing Ubuntu using wubi. You get no hibernation, a slower data read/write rate and a multitude of problems. Also, if you install using wubi, you won't be able to acheive what you want (remove Windows). Rather just dual boot.

Assuming Ubuntu NOT installed using wubi -

Then if you want to keep Ubuntu, just format the Windows partition, boot into Ubuntu and execute the following command in the terminal - sudo update-grub

Assuming you want to keep Windows, boot into Windows, install EasyBCD, click on Deployment and select 'Write Windows 7 loader to MBR'. Then format the Ubuntu partition.

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No because installing through Wubi creates Registry Entry in Windows .

Reinstalling Windows will would not show you Wubi installed Ubuntu any longer , since the registry value is deleted, also the boot menu will be re-constructed showing only windows . Even if you consider keeping wubi as it is after fresh Ws install , still it would lead to more complications, might not detect it.

Better option is Reinstalling Ubuntu through Wubi after Fresh windows installation. ( Dual-boot would be recommended anytime)

Also refer Wubi guide for more clarification.

atenz
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You will want to migrate the installation and then do whatever (delete) to the Windows installation. Take a look at the this section linked to from the Wubi guide: https://help.ubuntu.com/community/MigrateWubi

Gibbs
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Yes, if you install Ubuntu to a seperate partitions then you can safely uninstall Windows. However, you should anticipate the chance of having difficulties with the bootloader.

When you uninstall Windows you may need to boot into rescue mode to reinstall the grub bootloader. Also, when reinstalling Windows the Windows bootloader will overwrite grub--again requiring you to boot to rescue mode and reinstall grub.

STW
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