If you no longer wish to have Zorin OS on your computer please follow this guide:
1. Please tell us why you no longer wish to use Zorin OS via the forums to help make Zorin OS better (optional). 2. Backup the files you may need onto some external media or the web. 3. Insert a Zorin OS Live disc and boot into it. 4. Open Start>System>Administration>GParted and delete the ext4 and linux-swap partitions. 5. Resize your Windows partition to fill up the empty space (optional). 6. Click apply and wait. The operation time depends on the size of your hard drive. 7. Restart into a Windows recovery disc and choose your language, then press repair and use the Command Prompt. 8. If you are using a Windows 9X version use this command in the Command Prompt window: fdisk /mbr If you are using Windows 2000 or newer use these commands in the Command Prompt window: fixmbr exit Your computer should be back to what it was like without Zorin OS.