IT Services, Computer Maintenance
Computer Maintenance Cost & Work Guide
o3 Mini / AI Assistant
06/07/25, 11:23
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Overview
• Routine maintenance for computer systems involves both hardware cleaning and software updates to ensure optimal performance.
• Skill level: 3 / 5 (basic technical know-how required; tasks can range from simple cleaning to moderate troubleshooting).
• Typical duration: 30 minutes to 2 hours depending on system complexity and service requirements.
Safety First
• Unplug or switch off the computer and peripherals before opening or cleaning components.
• Ground yourself or use an antistatic wristband to prevent electrostatic discharge.
• Backup important data prior to performing any major updates or hardware interventions.
• Follow manufacturer guidelines when cleaning or upgrading hardware components.
• Ensure software updates are sourced from official channels to avoid security risks.
Tools & Materials
Item | Purpose |
|---|---|
Compressed air can | Remove dust and debris from components |
Screwdrivers | Open computer cases and secure components |
Antistatic wrist strap | Prevent damage from static electricity |
Software tools | Virus scanners, disk cleanup utilities, and system optimisers |
Step-by-Step
1. Backup all critical data to external drives or cloud storage.
2. Clean the computer interior by removing dust from fans, vents and components using a compressed air can.
3. Update the operating system, drivers and installed software to patch vulnerabilities and improve performance.
4. Run diagnostic and optimisation tools to check the system’s health and remove redundant files.
5. Check hardware connections and cable integrity; reseat components if necessary.
6. Reassemble the system, ensuring all protective panels are securely fixed.
7. Boot the computer and verify that all components and software updates are functioning correctly.
Completion Checks
• The computer boots up properly with updated software and a clean system.
• All diagnostic tests indicate stable hardware performance with reduced dust build-up.
• System performance is improved with a tidy, optimised environment and secure updates applied.
• Peripheral devices and internal fans operate quietly without warning indicators.
When to Call a Pro Instead
If maintenance reveals hardware faults, recurring system crashes, or if you lack the required tools and expertise, it’s wise to consult a professional technician to avoid further damage.