Title: Troubleshoot mobile OS and application issues.
Course: Cybersecurity Systems Technology, Advanced (10109-IV) > Section: Understanding Security

Troubleshooting should include the following common symptoms and appropriate tools:

- Common symptoms
  - Dim display
  - Intermittent wireless
  - No wireless connectivity
  - No Bluetooth connectivity
  - Cannot broadcast to external monitor
  - Touchscreen non-responsive
  - Apps not loading
  - Slow performance
  - Unable to decrypt email
  - Extremely short battery life
  - Overheating
  - Frozen system
  - No sound from speakers
  - Inaccurate touch screen response
  - System lockout

- Tools
  - Hard reset
  - Soft reset
  - Close running applications
  - Reset to factory default
  - Adjust configurations/settings
  - Uninstall/reinstall apps
  - Force stop

Process/Skill Questions:

- What are reasons why an application might be running slowly?
- What are reasons why the battery of a mobile device becomes depleted faster than normal?
- What is the difference between a hard reset and soft reset?
- What should be done with user data prior to performing a factory reset?