complain for storage problem

[syed27anas]

my phone is Sony xperia m dual has 2.01 gb internal space and it has 843 my now but it's says storage space running out I m frustrated this product

[syed27anas]

843,mb

[Uliwooly]

@syed27anas

Settings > storage > cache > clear 

[_alexdon_]

Settings-apps-downloaded,how much memory do you have?