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.


Alex is awesome, punctual, professional, focused, trust worthy, completes the job. Fees very reasonable. I highly recommend his services. He is always my first call.
I contacted Green Byte on a Saturday afternoon and the problem was diagnosed over the phone. Alex then attended site to do all repairs that day. Very professional service!
I was impressed with Alex’s efficiency and his very polite and pleasant manner.
Very prompt and efficient service. Very happy.
The service was very good thank you. Collection of my laptop was much appreciated, and all is working fine with the new screen. very fast turn around also appreciated !
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!
I found Alex to be very helpful with dealing with my computer crash and eventual buying of new computer. Not only did he come to me to pick up computer and drop off, he was available on the phone to …
Many thanks for your sorting out our laptop. You have provided a very professional service and we’ll certainly look you up next time we need help.
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…
Thank you Alex! Your service was friendly, professional & efficient, and I really appreciate that you were able to collect, fix, and return my computer to me, all in the space of 5 hours.
Honest, professional, friendly, timely, competitive, knowledgeable – what more could you want from a computer repair service.
Alexander was very prompt in diagnosing the problem with my laptop and providing sound advice in regard to my options. I would use him again and recommend to others.
Green Byte’s service and the quality of work performed time and time again can’t be faulted. Punctual, courteous and no fuss. Hand them a problem and that problem goes away. Great job guys, keep up th…
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
The dreaded blue screen….Alex responded quickly and effectively to my computer troubles. He came to our home, then took the computer away so I wasn’t paying for ‘waiting’ time. I would happily use hi…
I chose Green Byte, because their website made their costs very clear right from the start. I was delighted when I rang and was told that they would be at my house in an hour. I think Alexander got th…
Very prompt, efficient and reliable service
Alex is very professional and responsible person. He was recommended to us by other people and he prove himself to be very knowledgeable and friendly person. We keep his card handy and happy to recom…
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.
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…
Alex provides prompt, affordable, high quality service that is invaluable back up for a small business.
Thanks for your prompt and professional service Alex – Will certainly recommend!
The service was great and quick, also very easy as i live close to the shop where alex works from
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…
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…

          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