Set the and Maximum size based on your system RAM:

Check the box for and select Windows 7 or Windows 8 . Check the box for Run this program as an administrator . Click Apply , then OK , and launch the installer again. 5. Verify RAM Integrity (Windows Memory Diagnostic)

Search for in the Start Menu. Under the Advanced tab, click Settings under Performance.

If your PC has a high core count (over 8–16), the installer might struggle. Press Win + R , type , and hit Enter. Go to the Boot tab > Advanced options . Check Number of processors and set it to 4 or 8 .