Microsoft cooperation provides a free upgrade to Windows 10 from Windows 7 or Windows 8.1 that ends on July 29, 2016, which attracts many users all over the world. Nowadays Windows 10 is becoming a very popular operating system because of its advantages, such as beautiful interface, short booting times, useful Cortana voice assistant, less storage used and better System Restore.
Have you upgraded your computer to Windows 10? If you have done this, the Windows 10 installation files are saved to your hard drive and takes much disk space. It is not such a serious issue if there is a large hard drive on your laptop or desktop. However, it is useful to get a few gigabytes of space from system partition on small hard drives. How to solve such a problem?
How to Delete Windows 7 for Free Disk Space
When upgrading your Windows 7/8.1 to Windows 10, the previous Windows operating system files are stored to a folder which is called Windows.old. The folder can be used to roll back Windows 10 to Windows 7 or Windows 8.1 if there is any error after the upgrade. If it goes well, after installing Windows 10, you also can use this folder to go back the old system during the first 30 days. If you continue to use the Windows 10, this folder will be removed automatically 30 days later.
If you are satisfied with Windows 10 and want to remove windows 7 after installing Windows 10, then you can do as the following ways show:
Way 1: In this case, you can choose to delete the Windows.old folder directly to remove Windows 7. Open the system partition in Windows explore and find the folder to delete.
Way 2: Use Disk Cleanup to uninstall Windows 7 by deleting previous Windows installation. Do as the following says:
1. Input "disk clean" in search box and open Disk Cleanup application.
2.When the program opens, it goes to the drive by default in which your Windows installation is located. Click "OK" to scan the drive.
3.Then click "Clean up system files" after selecting the files you want to delete.
4.You need to wait for a while during the process of Windows scanning files. Then please scroll down the list and check "Previous Windows installation(s)." Click "OK" to delete the files.
When reading here, you may think it is useful to remove Windows 7 after installing Windows 10 in order to release some disk space which can make your system partition spare to some degrees. If there is another drive with low disk space issue, you can extend the small partition by resizing system partition size to release some free space for this partition. You may ask how to perform this task.
In fact, it is really easy to use a professional partition and disk management software – MiniTool Partition Wizard to achieve this aim. As a free partition manager, it allows you to resize partition without data loss in Windows XP, Windows Vista, Windows 7, Windows 8, and Windows 10.
Before you resize Windows 10 partition, please download MiniTool Partition Wizard Free Edition and install it.
Step 1: Launch this freeware and go to its main interface. Pleas select the system partition and click "Move/Resize Partition" from "Operations" drop-down menu.
Step 2: You need to move the slider towards left side to shrink your system partition to get some disk space for the partition which is running out.
Step 3: At last, click "Apply" to execute all operations.
Step 4: Then Select the target partition which is running out and click "Extend Partition" from "Operations" menu.
Step 5: Then you can take free space from the unallocated space that have been released. Next click "OK".
Step 6: At last, click "Apply".
Tip 2: Copy System
If you remove Windows 7 after Windows 10 installation, it is necessary to make a backup for your system. When you encounter system error in the future, you can use this system copy to restore previous normal state quickly. System backup should contain all the system files including files in system reserved partition. MiniTool Partition Wizard can be used to migrate your system to another disk for system backup completely and effectively.
In addition, you can do other disk and partition management with MiniTool Partition Wizard after you installing Windows 10 and uninstall Windows 7, such as copy disk, move partition, merge partition. If you like this partition magic, download it to try.