Will Installing Windows 10 from USB Delete Everything?

Question

I decided to go back to Windows 7 after upgrading from Windows 7 to 10. But I've had a lot of problems. Therefore, I plan to reinstall Windows 10. The Windows 10 OS is already on the USB. But will installing Windows 10 from USB delete everything? Thanks in advance!

Accepted Answer

Installing Windows 10 will erase all data on the C drive and will reinstall the files and folders of Windows 10. Therefore, you should back up your data before installing Windows 10 from a USB drive.Generally speaking, installing Windows 10 from a USB drive without data loss includes 2 parts: backing up data and installing Windows from the USB drive.To back up your data or computer, using professional backup software, like EaseUS Todo Backup, is your best choice.2EaseUS Todo Backup is a dedicated backup and recovery tool which can help you back up almost everything on your computer. It can help you create a WinPE bootable disk and create different types of backups, such as full, incremental, and differential backups.In addition, it can help you install Windows 10 from one PC to another easily and quickly and restore files from a backup. If you want to create a backup on your computer, EaseUS Todo Backup can suit your every need.After backing up your data, you can try to install Windows 10 from a USB flash drive step by step.Step 1. Insert the bootable USB with the installation files into your computer and set the boot sequence: press Esc/F10/F12 to boot your PC from the USB.Step 2. The Windows installer wizard starts. The installation screen wizard will install Windows 10. When the product key pop-up window shows up during installation, input your Windows 10 license key.Step 3. Check for Windows updates after installation: Settings - Updates & Security - Windows Update.Step 4. Remove the USB drive.Installing Windows 10 from a USB drive will delete everything on your C drive. But if you back up your data via EaseUS Todo Backup, everything will remain intact, as you can restore the backups whenever you need.

Will Installing Windows 10 from USB Delete Everything?

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