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.


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.
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…
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.
Alex is fantastic, he is professional, very competent and incredibly helpful and kind. Always on time which I value as I work for myself. Alex has saved my bacon a number of times and I’m very gratefu…
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!!!
Honest, professional, friendly, timely, competitive, knowledgeable – what more could you want from a computer repair service.
Brilliant service. Being a complete dill when it comes to how broadband/wireless works it was a relief to have everything explained clearly. Thank you Alex.
After some less than successful attempts to find a reliable home office computer expert, we finally found it in Green Byte. Alex answers all our online queries calls promptly and is equally prompt in…
The service and assistance was far better than anyone else I have previously experienced. I will use your services again in the future.
I am extremely happy with the service. A very troublesome problem was resolved expertly with professionalism that is rare these days. Glad I have finally found a company that delivers results.
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
Very prompt and efficient service. Very happy.
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…
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.
Fantastic service in every way! Would not go elsewhere.
Thanks for doing such a thorough job.
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.
I found Green Byte to be friendly, efficient and 100% effective in their service!
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 !
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…
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 am not very computer savvy BUT I am aware of quality service and professionalism. Alex arrives on time, works quietly and efficiently and the computer problem is solved. He also gives good advice a…
Alex was on time and solved my computer problems and also did some work to make my computer work better. I was 100% happy with the service and would definitely recommend Alex to others need computer a…
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…

          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