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.


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 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!
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 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 was very happy with your service. You picked up my laptops and returned them as per the promise timeline. Happy that you successfully re-imagined my old hard drive to new laptop hard drive apart fo…
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 have had excellent service from Green Byte – although I am only a very small business my queries are also attended to quickly. Alex never makes me feel that any job is too small or not worth is whi…
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/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 service was great and quick, also very easy as i live close to the shop where alex works from
Alex has been looking after my computer issues for around two years. During this time, Alex has always made himself available, regardless of time of day, or day of the week, to help me with my querie…
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 received a speedy and efficient service and I am a very happy customer. I have no hesitation in recommending Green Byte for your home / work computer needs. An excellent experience!
I appreciated your responsiveness to the issue and the quick implementation of a solution.
Thanks for doing such a thorough job.
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.
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.
I’m very pleased with the computer, thank you. It is the fastest computer I have ever had and is working perfectly. But things don’t last for ever, so when I have the need I will call you.
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…
Great quick service!
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!!!
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!
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 …
I couldn’t recommend Green Byte more. The service was prompt, efficient and courteous. Well done!
Great customer service, and the problem solving to fix my problem for the best price, giving options to suit our budget , awesome keep up the good work and stay honest we all need someone we can trust…

          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