Update- Resolved after after all the update drivers installed.
Hello,   Any ideea how i can remove the noise background when i record a voice ? I have this problem with all the device that i have use on the laptop! So, when i want to record a voice, it's a noise on background that's not OK! Also, i can't find the on sound settings the the microphone boost option. Please any help !?
Noise background for microphone on Dell Inspiron 15 3511