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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 – all good with my laptop now. Many thanks for your efficiency and the way you just got on with the job at hand. I would certainly recommend you to anyone else requiring computer help.
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…
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…
Very prompt, efficient and reliable service
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.
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…
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…
I was delighted with the prompt service from Green Byte. Alexander came to my office within 2 hours and immediately identified the computer problem. Took it away and delivered it the next day – fixed!…
I couldn’t recommend Green Byte more. The service was prompt, efficient and courteous. Well done!
The service and assistance was far better than anyone else I have previously experienced. I will use your services again in the future.
I have found Alex very helpful and trustworthy.It has been some time since I last called on his expertise. I am assuming that it is because he did such a fantastic job the last time he called in I hav…
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 have enjoyed the service you provide and will definitely use you again in the future when required.
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…
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.
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 …
I was impressed with the quick service: at a time when I needed my laptop to continue with my work, Alex had it up and running again within 24 hours. The at-home service was very handy too.
Very prompt and efficient service. Very happy.
Great Efficient service
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…
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 delighted by the the professionalism, expertise and speed with which Alex dealt with my computer problems and have no hesitation in recommending him to anyone needing help with IT issues
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
Alex from GreenByte was great, he was quick with a quote for the part. He came and picked up the laptop from my work, and in a day he returned the laptop fixed, and explained the work he had done. …

          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