Computer Support/Software Troubleshooting/Mobile Operating Systems

This lesson covers troubleshooting mobile operating systems.

Objectives and Skills

Objectives and skills for the troubleshooting mobile operating systems portion of A+ certification include:

Given a scenario, troubleshoot common mobile OS and application issues with 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

Multimedia

1. Watch YouTube: Mobile Device App Troubleshooting - CompTIA A+ 220-902 - 4.3