topic can't adjust brightness in PCs & Accessories https://community.sony.fi/t5/pcs-accessories/can-t-adjust-brightness/m-p/1401938#M132165 <P>son vaio fit e cant change brightness buttons dont work and brightness adjustment in windows 8.1 has dissapeared battery running down fast with brightness at 100%</P> Thu, 31 Oct 2013 15:36:00 GMT chimaira67 2013-10-31T15:36:00Z can't adjust brightness https://community.sony.fi/t5/pcs-accessories/can-t-adjust-brightness/m-p/1401938#M132165 <P>son vaio fit e cant change brightness buttons dont work and brightness adjustment in windows 8.1 has dissapeared battery running down fast with brightness at 100%</P> Thu, 31 Oct 2013 15:36:00 GMT https://community.sony.fi/t5/pcs-accessories/can-t-adjust-brightness/m-p/1401938#M132165 chimaira67 2013-10-31T15:36:00Z