I have an Nexus 5. I'm trying to update the OS to 4.4.4 using NEXUS TOOL KIT (Last released version). But When the tool kit makes its way by cheking my ADB STATUS it gets an error saying I must turn on Debugging opitions and stuff but i've aready done that! and all the other procedures and still I cant get it to work!
Nexus 5 D821
Please Guys, if u can help on something. Let me know