1.1 Introduction to mobile phones and components
1.2 Types of smartphones (Android & iOS basics)
1.3 Understanding mobile hardware architecture
1.4 Tools and equipment introduction

2.1 Safe opening techniques for all models
2.2 Identifying internal parts
2.3 Proper reassembly methods
2.4 Handling delicate components

3.1 Mobile not turning ON
3.2 Charging issues diagnosis
3.3 Network problems
3.4 Audio issues (speaker, mic)
3.5 Display and touch issues

4.1 PCB structure and circuit understanding
4.2 Voltage line checking
4.3 Using multimeter and DC power supply
4.4 Soldering & de-soldering techniques
4.5 IC identification and replacement
4.6 CPU reballing basics

5.1 Flashing Android devices
5.2 Unlocking FRP and pattern locks
5.3 IMEI repair basics
5.4 Software tools usage
5.5 Dead phone recovery

6.1 Short circuit detection
6.2 Water damage repair
6.3 Boot loop issues
6.4 Heating problems
6.5 Advanced fault finding

7.1 Live device repair practice
7.2 Real-time customer case handling
7.3 Hands-on training with tools
7.4 Daily practice sessions

8.1 How to start your own mobile service shop
8.2 Customer handling tips
8.3 Pricing strategies
8.4 Spare parts sourcing
8.5 Marketing basics