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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, I cannot say enough good things about you. It would be easier to type the bad things, and in that case I would not be typing anything. You are professional at all times, you always fix the prob…
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 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…
Honest, professional, friendly, timely, competitive, knowledgeable – what more could you want from a computer repair service.
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…
The service was great and quick, also very easy as i live close to the shop where alex works from
Very prompt and efficient service. Very happy.
Loved the way Alex got my mac book problem sorted quickly !! (corrupted email and hard disk) Very well priced – great service – knows what he is doing
GREEN BYTE PROVIDED EXCELLENT ADVICE AND WORKMANSHIP WHEN NEEDED RECENTLY ON TWO OCCASIONS AND CAN BE THOROUGHLY RECOMMENDED FOR ITS FIRST-RATE SERVICE.
Thank you for fixing my laptop – it goes super fast now.
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…
Great service,pricing & service..Highly recommend
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…
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. …
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…
Green Byte’s service and the quality of work performed time and time again can’t be faulted. Punctual, courteous and no fuss. Hand them a problem and that problem goes away. Great job guys, keep up th…
The service provided was exceptional – friendly, fast and of high quality. I already have and will continue to recommend Alex and Green Byte 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…
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 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!
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.
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 found Green Byte to be friendly, efficient and 100% effective in their service!
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…
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…

          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