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.


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.
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…
I was impressed with the quick service: at a time when I needed my laptop to continue with my work, Alex had it up and running again within 24 hours. The at-home service was very handy too.
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
Very prompt, efficient and reliable service
I think you supply excellent service and you are always prompt at returning calls. I would use no one else and I tell all those I know about you.
Service provided was above and beyond expectations. Very much a perfectionist when it comes to the work provided. I am impressed with the outcome of what was asked. Thank you.
Thanks for doing such a thorough job.
We were very impressed with Alex. He was knowledgeable, helpful, efficient and did our work within the time-frame and price quoted. Wouldn’t hesitate to call him again.
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…
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 couldn’t recommend Green Byte more. The service was prompt, efficient and courteous. Well done!
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…
The repair was always 100% satisfactory and the reasons were explained, this of course improved my computer skills. Always prompt service and very punctual.
The service was great and quick, also very easy as i live close to the shop where alex works from
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…
I was delighted with the prompt service from Green Byte. Alexander came to my office within 2 hours and immediately identified the computer problem. Took it away and delivered it the next day – fixed!…
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!
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.
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 is very professional and responsible person. He was recommended to us by other people and he prove himself to be very knowledgeable and friendly person. We keep his card handy and happy to recom…
I found Green Byte to be friendly, efficient and 100% effective in their service!
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…
We have been using Green Byte for 3 years now and find the company professional and courteous.All the work has been most satisfactory and I would recommend them
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…

          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