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.


It is refreshing to find a true professional who cares about your business as much as you do. Alex understood our needs and advised accordingly. He carried out his work efficiently and effectively. …
Thank you for fixing my laptop – it goes super fast now.
Thank you Alex for your support. Your service was efficient and effective resolving my computer woes in no time.
Very prompt and efficient service. Very happy.
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 have enjoyed the service you provide and will definitely use you again in the future when required.
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…
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…
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
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!
The service was great and quick, also very easy as i live close to the shop where alex works from
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.
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.
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 …
The service and assistance was far better than anyone else I have previously experienced. I will use your services again in the future.
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.
Very prompt, efficient and reliable service
Alex is excellent! He has assisted me several times with PC issues over four years. He has the best customer service, friendly and reliable, with competitive prices. I highly recommend Alex to you!
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…
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. …
Thanks for your prompt and professional service Alex – Will certainly recommend!
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.
Great quick service!
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 …
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.

          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