[Pretty Girl]

• Disable (preferrably uninstall) your Antivirus utility before attempting the upgrade.
• Restart a few times and try again.
• Disable General USB Devices (example - Smart Card Reader).
• Do a clean boot and try again.
• If you are upgrading using the .ISO file, disconnect from the Internet during setup, if you are connected by LAN (Ethernet) or Wi-Fi, disable both and attempt setup again.
• If you are updating through Windows Update, when the download reaches 100% disconnect from the Internet LAN (Ethernet) or Wi-Fi and proceed with the installation.
• If that does not work, try using the .ISO file to upgrade if possible.
• If you are connected to a domain, switch to a local account
• If you have any external devices attached to the machine, disconnect them (example, USB keys, external hard disc, printers, non-essential devices).

If you are installing Windows 10 using Windows Update, try the following:
1. Press Windows Key + X on the keyboard and then select “Command Prompt (Admin)” from the menu.
2. Stop the BITS, Cryptographic, MSI Installer and the Windows Update Services. To do this, type the following commands at a command prompt. Press the “ENTER” key after you type each command.
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
3. Now rename the SoftwareDistribution and Catroot2 folder. You can do this by typing the following commands in the Command Prompt. Press the “ENTER” key after you type each command.
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 Catroot2.old
4. Now, let’s restart the BITS, Cryptographic, MSI Installer and the Windows Update Services. Typethe following commands in the Command Prompt for this. Press the ENTER key after you type each command.
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
5. Type Exit in the Command Prompt to close it and then restart the computer.





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