How To Run Memtest86 From a Bootable Usb Pen (Flash) Drive Guide.
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1. First you must make the Usb Pen drive Bootable, follow the Make a Bootable Flash Drive Guide.
3. Open the memtest86+-2.01.exe.zip, extract the mt201.exe file to the Root of your Bootable Usb pen drive.
4. Reboot making sure your PC boots to the Usb pen drive.
5. At the C:\ prompt type mt201 and press Enter key.
6. When Memtest has started, press C key for the Configuration Menu.
7. Press 1 for the Test Selection Screen.
8. Press 3 to Select which test you want to run.
9. Press 5 and Enter to Select Test #5.
10. Press 0 to Run test #5.
11. Run test #5, for 8-10 passes. If you get No Errors then you can continue to the next test, hit C key for Configuration Menu again.
12. Press 1 for the Test Selection Screen.
13. Press 3 to Select which test you want to run.
14. Press 8 and Enter to select Test #8.
15. Press 0 to run test #8.
16. Again run test #8 for 8-10 passes. If it returns No Errors run the complete set of default tests for 8-10 hours.
17. Memtest starts automatically running the default tests when its started initially.
18. Pressing the Esc key completely Exits Memtest.