first of all pag rooted ang device mo makakapg install ka ng mga unapproved applications
,macucustomize mo sya by your own, many things like delete mo yung manufacturers unwanted stuff and mauupdate mo yung os.
yung unroot yan yung ginagamit mo ngayong device by its default..
malalaman mo namang rooted ang phone mo simple lang install mo sa google play store yung root checker app
root-simply means na unlock mo na yung system at pwede muna burahin mga not needed apps or tinatawag na bloatware na pre installed, at pwede muna icustomize at gumawa ng mga nandroid back up sa device, install apps na need root access etc.