Guide to Register Samsung Galaxy Notes 4 (SM-N910G) Product Warranty
S1-1. Open Web Browser and navigate to Samsung Portal and login
S1-2. Click on Register your Product button
S1-3. Select Model Code, enter SM-N910G and click Check button, Model Code Search will show pop up windows to select specific model code (model and colour) from table shown below
S1-4. Enter your Serial No from your mobile by navigating to Settings -> About device -> Status -> Serial number
S1-5. Enter Purchase Date and Proof of Purchase (Image or PDF)
S1-6. Submit and your warranty registration is completed.