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Samsung's flagship phone-with-stylus and the successor to the Note8, released August 2018. Features a 6.4" display and up to 512 GB of onboard storage.

Is it possible to power on without battery?

My note9 dropped into the sea by accident, after disassembly found the battery contact got meld. Is it possible to power on without a battery plug-in?

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First, you need to clean off any water damage on the motherboard. Use Isopropyl (Rubbing) Alcohol and an old toothbrush or similar to clean any white or green/blue stuff off the motherboard, then let the alcohol dry off.

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