Phone INFO app for Galaxy smartphone - In the Phone INFO ☆Samsung☆ app, go to the Secret Codes menu and select 2663, or enter *#2663# on the phone's dialpad: That will open
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Is the Phone Info *Samsung* tool on Google Play accurate for Battery Health? It's the same result as before I factory reset my phone : r/GalaxyNote8
Does the serial number starting with the 'RF' letter of a Samsung S10 phone indicate a refurbished phone? - Quora
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