What to do if your computer starts marking strange noises
If your computer starts making strange noises, it’s important to take action as soon as possible. While some noises are harmless, others can indicate serious problems that can lead to data loss or even complete hardware failure. Here’s what you should do if your computer starts making strange noises:
- Identify the type of noise
The first step is to identify the type of noise your computer is making. Some common noises include grinding, clicking, humming, or buzzing. Grinding noises can indicate a failing hard drive, while clicking noises can indicate a problem with the read/write head. A humming or buzzing noise can be caused by a malfunctioning fan.
- Back up your data
If you hear any unusual noises coming from your computer, it’s important to back up your data immediately. This will ensure that your important files are safe in case your hard drive fails.
- Check the fans
If you hear a humming or buzzing noise, the first thing to check is your computer’s fans. A malfunctioning fan can cause your computer to overheat, which can damage your hardware. Open up your computer and check the fans to see if they’re working properly. If a fan is making noise, you may need to replace it.
- Check the hard drive
If you hear a grinding or clicking noise, the problem could be with your hard drive. Hard drives have moving parts that can wear out over time, causing them to make noise. Use a diagnostic tool to check the health of your hard drive. If the tool indicates that your hard drive is failing, you should replace it as soon as possible.
- Clean your computer
Dust and debris can also cause your computer to make strange noises. Use a can of compressed air to clean out your computer’s fans and other components. This will help keep your computer running smoothly and reduce the likelihood of strange noises.
- Contact a professional
If you’re not comfortable opening up your computer or diagnosing the problem yourself, it’s best to contact a professional. A computer repair technician can help diagnose the issue and provide solutions to fix the problem.
In conclusion, strange noises coming from your computer can be a cause for concern. It’s important to take action as soon as possible to identify the problem and prevent further damage. By backing up your data, checking your fans and hard drive, cleaning your computer, and contacting a professional if needed, you can help keep your computer running smoothly and avoid potential hardware failures.

Dave is a 20-year computer tech, systems administrator, and Geek.
We computer help and IT support for residential and business users. We offer on site services for the Greater Toronto Area and Remote Support for the rest of Canada. CLICK HERE for residential computer help and Business IT support pricing and information.
Does your business software do EVERYTHING?! Mine does, but then again – I use Zoho 😉