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.


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
The service from Alex was fabulous. To have prompt, efficient service out of weekday business hours was very reassuring.
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.
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…
I am extremely happy with the service. A very troublesome problem was resolved expertly with professionalism that is rare these days. Glad I have finally found a company that delivers results.
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
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…
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…
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 was impressed with Alex’s efficiency and his very polite and pleasant manner.
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 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.
No hesitation in recommending Green Byte to friends and colleagues, They are courteous, prompt and professional. They were very flexible with time to meet my availability.
The service was very good thank you. Collection of my laptop was much appreciated, and all is working fine with the new screen. very fast turn around also appreciated !
Thanks for doing such a thorough job.
Really efficient service. Reliable and sorted our problem.
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…
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…
GREEN BYTE PROVIDED EXCELLENT ADVICE AND WORKMANSHIP WHEN NEEDED RECENTLY ON TWO OCCASIONS AND CAN BE THOROUGHLY RECOMMENDED FOR ITS FIRST-RATE SERVICE.
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…
Thanks for the immediate service and the frankness in dealings. I am extremely happy with your service and approach. I have no doubt that you will do a very successful business and all the best!
Very prompt and efficient service. Very happy.
I am not very computer savvy BUT I am aware of quality service and professionalism. Alex arrives on time, works quietly and efficiently and the computer problem is solved. He also gives good advice a…
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…
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 …

          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