one Shut all plans and restart the IBM Thinkpad T42.
2 Press “F8” repeatedly after the IBM brand seems, but ahead of the working system emblem appears. When the “F8” key does not perform, restart the computer and try pressing the “F11” crucial repeatedly.
3 Press the “down arrow” vital to select “Safe Mode.”
4 Press the “Enter” important. The pc will boot up in protected mode.