Junk file in nearly all the phones are very useless items taking up most of the memory of the phone. This junks cause your phone to hang and even be slow in terms of operations and also use up space that could have been for better documents . which forces you after some certain duration to delete , restore or even format your device but this if done wrongly will not clear all the junk.
How to use a NAS device as a home media server: Network Attached Storage is known as NAS. It is a process that attaches with your network hard drive and make it accessible for all device for centralised backup and file sharing.The below given process will tell properly that how to use your device as a home media server.