Using the key tool, open the SIM card and MMC card tray and remove it.
Do not push too hard this may cause damage.
Open the back cover.
The fingerprint sensor (located on the cover) connects to the PCB by a cable, so you need to open carefully.
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 1 bolt in the bracket holds the connectors.
Disconnect the battery connector.
We strongly recommend disconnecting the connector to avoid a possible short circuit during disassembly.
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