TCL onetouch 4021 - Keys and connectors; Security settings; Network settings; Dual SIM settings

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1. OK key
• Confirm an option (press the middle of the key)
• Press: access to the app list (Home screen)
2. Left soft key (OK key)
• Press: access to Contacts
3. Call key
• Pick up/send a call
• Press: enter call log (from Idle screen)
4. Right soft key (Back key)
• Press: access to the app list (Home screen)
5. End key
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Your mobile ........................
1.1 Keys and connectors
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1. Torch
2. Camera
3. USB port
4. Headset connector