you may have a phone that is not booting or you have installed custom recovery and rooted phone or may be bricked in these points you have no way other than restoring phone. If you try to Manually restore by Odin you may have to pay or go through many like even if you find easy providers you may not get exact file this will make condition worst soy kies is most easy way but restoring by kies may ruin warranty because they will get the IMEI of your phone throug which they can track but the IMEI is important to recognize your device firmware details
Step 1
Download and install kies from hear (official) conect your device and make a full back up including files and data
Step 2
Get your model number and IMEI from back off your device (it is locate under the battery or you can get it from settings or from the papers)
Step 3
Plug in your device to your pc and open Samsung kies
Step 4
In Samsung kies select tools and from dropdown menu select firmware upgrade and initialization
Step 5
Now ender your model number and IMEI and click ok
Step 6
Now boot phone to download mode for it shutdown phone and push volume up + home + power all at once and after seeing download mode click volume up
Step 7
Samsung kies will get the last version for your device in may be 500MB to 2.5 GB depending on your device and android version
Step 8
Now after completing your download you will have option saying flash maker sue that you have put your phone in download mode and click flash (or foreword)
Step 9
You will see a small dot on your android screen which is status bar you can see the same in your pc screen
Step 10
After completeing installation it will reboot and configurate It by selecting language and sgin in with Google account .
Now restore your phone
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