Locate your VM’s configuration file ( .vmx ). It is in the virtual machine’s folder.

He restarted the VM. His heart beat a little faster as the Windows logo swirled.

the .vmx file.

: Adding lines such as monitor_control.restrict_backdoor = "true" to the VMware configuration file to hide the virtualization layer from the guest OS.

If you have an older .vmx file, you may need to Upgrade Hardware Compatibility to match your version of VMware Workstation (e.g., 16.x or 17.x).

In the context of WinOLS, error 451 is not a standard Windows system error. It is a built into the software (or its accompanying driver/hardware key emulator) to detect if it is running inside a virtualized environment.

The software uses several low-level detection techniques:

Bingo

Try your luck at Bingo!

Winols 451 Vmware Fix //top\\ Jun 2026

by

Choose game mode

Online Friend

Share a link and play with a friend online.

The objective of the game is to be the first player to get 5 in a row horizontally, vertically, or diagonally. Each player gets a card with numbers arranged in a 5x5 table, and is required to marker the announced number. The computer then calls out a number and each player then marks the called letter on their card if it is present. If a player has 5 in a row they call out “BINGO” (by pressing the shout button).

Image credits Freepik