Computer Maintenance · Beginner level

Beginner level · Module 3 of 5 · 10 guided hours

Troubleshooting Common Problems

Diagnose and fix frequent faults with a simple, logical method.

Learning objectives

  • Apply a step-by-step troubleshooting method
  • Diagnose computers that will not start
  • Diagnose slow and freezing computers

Topics

  • troubleshooting steps
  • questioning the user
  • power and boot faults
  • Safe Mode and recovery
  • slow performance
  • freezing and crashes

Lessons

  1. Lesson 1 A Troubleshooting Method

    Solve problems logically instead of guessing.

    identify the problemtheory and testfix and verifydocument

  2. Lesson 2 Computers That Won't Start

    Diagnose power, start-up and boot problems.

    no powerno displayboot errorsWindows recovery

  3. Lesson 3 Slow and Freezing Computers

    Find out why a computer is slow or unstable.

    Task ManagerCPU, memory and disk useoverheatingfailing drives

Practical activity

Diagnose six faults planted on lab computers (loose RAM, dead power cable, full disk, start-up overload, faulty driver, failing drive warning).

Expected outcomes

  • Methodical fault-finding
  • Correct fixes recorded

Assessment

Fault-finding practical scored on method and accuracy.

Free taster lesson Troubleshooting Common Problems Read a free self-study lesson on this topic in the Free Course Library.

Taught live by an instructor — online or in person. Free course lessons are for self-study and do not lead to a certificate — see registration options.