Galaxy s3 GT-I9300 Screen rotation and air gesture problem after update on 4.3

[syed kazim]

I updated my s3 on 4.3 in november and faced alot of problems like battery drainage, lagging, screen rotation and air gesture. On 20 december I again updated my phone and many problem like battery drainage and lagging solved but still I am facing screen rotation and air gesture problem. kindly help me if you have any information regarding these issues.