Function button not working [Aspire V5]

pixelview
pixelview Member Posts: 2 New User

Please help me about my Aspire V5-473PG the function buttons stops working.

F3,F4,F5,F6,F7,F8,F11,F12 - these keys not working anymore. Including the Fn + (Volume ++/--) & (Brigthness ++/--).

 

I tried reinstalling the Launch Manager these links

http://global-download.acer.com/GDFiles/Application/LaunchManager/LaunchManager_Dritek_4.0.7_W7x86W7x64_A.zip?acerid=634062250314117741&Step1=NOTEBOOK&Step2=TRAVELMATE&Step3=TRAVELMATE%205740&OS=ALL&LC=en&BC=ACER&SC=PA_4

 

http://global-download.acer.com/GDFiles/Application/LaunchManager/LaunchManager_Dritek_5.1.15_W7x64_A.zip?acerid=634707424934196859&Step1=NOTEBOOK&Step2=ASPIRE&Step3=ASPIRE%20V3-771G&OS=ALL&LC=en&BC=ACER&SC=PA_6

 

but it don't fixed.

 

My system is Windows 8.1.

 

Thank you.

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