acer aspire screen flashing

Aug 28, 2018
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HI
i have an acer aspire and the screen keeps blinking off and on . but when i go on device manager . and disable Inter(R) HD graphics 4000 it stops . can anyone help me findout what is exactly wrong
 
Aug 28, 2018
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agreed ... i even changed the power settings ... like the sleep time ... i selected never go to sleep .. it looked like it would work ... but then just as i had expected started flashing again ..
 
Aug 28, 2018
4
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well i have already done that .... infact i uninstalled Intel driver update tool.. and yea it was fine ... till i plugged out the laptop.. seems it goes all flashing then