keyboard - Keboard keys not working properly

I have a Acer Aspire E1-431 ,

I installed windows 10 pro 32 bit

and i have installed big applications's(32 bit) like

• Visual Studio 2015,




• Sql 2012(Sequal server management studio)




• Adobe

and other application as well..

Then my keyboard not working properly...

I need to press hard and some of keys are not working like (left shift
key, M key)..

How can i solve that?..Give me some suggestions. Thank you:)