1- Turn off computer, disconnect the power cord, remove the battery. 2- Press the Power On button for 10 seconds 3- Replace battery and/or connect power cord. 4- Turn On computer + immediately press F2 key repeatedly 5- Press F9 then press Enter 6- Press F10 then press Enter If you need update the touchpad driver. Enter your model number here: https://web1.toshiba.ca/support/isg/index.asp it should list the touchpad solution. For users with laptop software of windows 8 to 8.1 for touchpad issue press F5 key if it did not work press and hold F5 key if still not work FN + F5 key if still not work check the driver for the touchpad go to control panel Hard ware and sounds and then click on device manager then click the mice and other pointing devices then checked if you see any unusual symbol on the right side of the driver name if there is unusual symbol, right click on the driver name the select uninstall then on the left upper part of your screen click on action then select scan for hardware changes then checked if your touch pad is now working if it still did not work shutdown the laptop before turning it on press and hold the F2 key or if you see the toshiba logo screen, rapidly press the F2 then if you see the system date and time just press F9 then choose yes after that press F10 then choose save and exit after that checked the laptop touchpad if still did not work contact toshiba tech support For users with laptop software of windows 7 and below press F9 key if it did not work press and hold F9 key if still not work FN + F9 key if still not work check the driver for the touchpad go to control panel Hard ware and sounds and then click on device manager then click the mice and other pointing devices then checked if you see any unusual symbol on the right side of the driver name if there is unusual symbol, right click on the driver name the select uninstall then on the left upper part of your screen click on action then select scan for hardware changes then checked if your touch pad is now working if it still did not work shutdown the laptop before turning it on press and hold the F2 key or if you see the toshiba logo screen, rapidly press the F2 then if you see the system date and time just press F9 then choose yes after that press F10 then choose save and exit after that checked the laptop touchpad if still did not work contact toshiba tech support