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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.


I have enjoyed the service you provide and will definitely use you again in the future when required.
Thank you Alex for your support. Your service was efficient and effective resolving my computer woes in no time.
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.
Thank you Alex for coming so promptly. My computer is running really well and I will not hesitate to call you again if anything goes wrong, Christine
Thanks for doing such a thorough job.
Great Efficient service
Really efficient service. Reliable and sorted our problem.
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…
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.
Greenbyte’s service is excellent. Alex is trustworthy and prompt and fixed my computer problems with the minimum of fuss and expense.
Very reliable and trust worthy, thanks Alex
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 provides prompt, affordable, high quality service that is invaluable back up for a small business.
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.
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 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!
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.
Alex is awesome quick, doesnt mess around and good prices
It’s been great to know I have some IT assistance when we have problems, or require some assistance that can be called upon to help. The previous works have been quick response, and have resolved pr…
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.
Very prompt and efficient service. Very happy.
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
Thank you for fixing my laptop – it goes super fast now.
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 was more than happy with your service. As a single working man being available during office hours is very very difficult for me. I pleasantly surprised and grateful that you were able to make yours…

          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