How to Solve Samsung Galaxy Note 2 Bluetooth and Wi-Fi Problems?

Note 2 Bluetooth Problems

• Note 2 cannot be found by other devices.
• Failed to connect with other device.
• Data not transferring.
• Data stops transferring in between.
• Bluetooth not turning ON.

Note 2 Wi-Fi Problems

• Note 2 Network not found.
• Router not found.
• Data packets not transferring.
• Wi-Fi keeps on disconnecting.
• Weak signals.

Workaround

Bluetooth:

• Toggle between ON & OFF in Bluetooth option
• Remove and insert battery.
• Factory reset
• Software update

Wi-Fi:

• Remove and reinsert battery and check.
• Toggle between WI–Fi ON & OFF settings.
• Reset Router.
• Software Update.
• Factory reset

Hardware Solution

• Clean Bluetooth and Wi-Fi antenna contact.

• Pull up pin of antenna contact and check.
• Check connection between antenna and coil. If coil is damaged replace it.

• Now check the connection between coil and above mentioned capacitor, if there is no connection place jumper.
• Gently heat Bluetooth and Wi-Fi IC, if it still fails then replace it.