Insert your installation media, restart your PC, and boot from the DVD or USB. When prompted for your product key, use the same license key you used for your 32-bit version. It will work seamlessly.

It generates the installation ID required for offline phone activation.

If the activation windows do not appear normally, you can force slui.exe into specific modes using command arguments: : Forces the manual product key entry window to open.

: There is no downloadable file, patch, or utility (including slui.exe ) that can transform a 32-bit (x86) operating system into a 64-bit (x64) operating system.

The file slui.exe stands for . It resides permanently in your C:\Windows\System32 directory. Core Functions