Junk files are temporary files such as cache; residual files, temporary files, etc. are created by running programs or during installation of apps. These file are created for temporary use and are left behind after the process completes. Pile up of these junk files degrades the performance of your device makes your device slow or sluggish and may not perform as desired even if it has the best hardware configuration. Apart from affecting the performance of the device, it also consumes internal storage space of your device.
We strongly recommend removing the junk files which are useless but affecting your device performance. Removing these junk files will only boost your device performance and it doesn’t cause any damage to your Android device.