Replacing or repairing faulty hardware components such as the hard drive, RAM, graphics card, or motherboard.

Cleaning dust and debris from computer's interior to improve perfromance and prevent overheating.

This is a process of regtrieving data froma computer or storage device that has been lost, corrupted, or damaged.

Troubleshooting and fixing software issues such as viruses, malware, or operating system problems.

Setting up and repairing computer networksm inclding WiFi and ethernet connections.

Removing viruses, malware among other types of malicious software from a computer.