Sydney
Computer Repairs & Upgrades

          Don’t let your computer troubles get you down. Our friendly service is here to help you with any problem you have, no matter how big or small it may be. From problems with your home email to recovering your business systems, we can handle any problem you may have.


          Employ our experience in computer repair and upgrades to get the most out of your personal computer. We make it simple and hassle-free for you to get back to work. Here are some of the repairs and upgrades services that we offer:

computer service engineer

  • Maintenance of Windows and Mac operating systems
  • Upgrade of the operating memory, storage, and processor
  • Diagnosis and replacement of faulty hardware parts
  • Installation and troubleshooting of peripheral devices
  • Removal of viruses and malware from operating system
  • Setup and repair of network and Internet connection


          If you’re interested in using the latest operating system or a new piece of hardware, such as a new graphics card, we can also perform the upgrades for you. We can provide you with the best parts and software to make your computer programs run more smoothly. Our experts are always on call to help you get what you need to build a better computer system.


Why not trust your computer repair to someone else?

girl servicing computer

We are confident in our skills. There hasn’t yet been a problem that we haven’t been able to take care of. But if we can’t find a solution to your problem, or our upgrades don’t stick, we won’t charge you for the time. We also guarantee all of our computer repairs and upgrades for a period of three months.


Thanks for doing such a thorough job.
I found Green Byte on Google and within 45 minutes my laptop was in the professional hands of Alex. He took care of the issue very quickly and saved me time and money. His availability and professiona…
Great quick service!
Alex, I cannot say enough good things about you. It would be easier to type the bad things, and in that case I would not be typing anything. You are professional at all times, you always fix the prob…
Alexander gave us prompt, efficient service – we were very pleased with his response time, his responsiveness to our needs and the way in which he conducts his business. We ended up with a new pc in …
You haven’t heard from me lately because my IT is working perfectly thanks to you. However, I would like to thank you for previous assistance. Your expertise and service are second to none. I particul…
Thanks for your prompt and professional service Alex – Will certainly recommend!
Alex/Green Byte is a great company run with integrity, timeliness and professionalism that regularly delivers more than promised. Always a delight to work with, we can confidently recommend Green Byte…
The computer service was very helpful as was your efficient and businesslike attitude. We very much appreciated having a knowledgeable expert come to out home to help with our computer issues.
Really efficient service. Reliable and sorted our problem.
Alex was prompt in his response, professional in his approach and extremely patient in explaining necessary “how to” details clearly. A much appreciated great service!
Fantastic service!!! Great price, prompt, professional and polite. Alex done a great a job on some damaged data storage devices for me. I called many different places, all charged at least two time…
Alex (Green Byte) was recommended to me by a friend who works in the IT industry. Absolutely fantastic response time, my email inquiry was sent in the morning and answered that same morning!, not seve…
As always, excellent, fast & courteous service. It’s so reassuring knowing you’re there when things go wrong and that nothing is ever a problem for you.
Thanks Alex, the computer is running just fine now! Thank you for the great service, Tom and I have had some troubles in the past with people repairing our computers and you were just fantastic. It ma…
For me, finding Alex was to find a treasure. He arrives quickly, works with speed that comes from reai expertise so that no time is wasted and costs are minimised. Having this sort of backup,an aged p…
The service from Alex was fabulous. To have prompt, efficient service out of weekday business hours was very reassuring.
I have used Alex from Greenbyte for the last three years in my business and private capacity and have had excellent service, no problem too big or small and never have to wait for service. I would …
Thank you for fixing my laptop – it goes super fast now.
Alex has serviced our IT equipment since 2013. He is a great professional, explains everything well (I need a lot of explaining!) and all goes well after his intervention.
I have used Green Byte and Alex for some 2 years and I have found his quick responses to fix problems at home or on line very professional and his knowledge of all things computers amazing!!!
I appreciated your responsiveness to the issue and the quick implementation of a solution.
Great Efficient service
Thank you Alex for coming so promptly. My computer is running really well and I will not hesitate to call you again if anything goes wrong, Christine
Excellent service. Arrived at time promised and computer problem solved. It is much more convenient to have a technician call at the office than to send a laptop away for repair. I will be using Gr…

          Call us now to receive a free no-obligation quote for our services, without the worry of any hidden fees. There’s no fine print, or tricks; the price we state is the price you pay. We’re determined to help you with all of your computer repairs and upgrades, through our fast and affordable services. You won’t find this level of professionalism anywhere else.

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Green Byte Computer Repairs