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.


Honest, professional, friendly, timely, competitive, knowledgeable – what more could you want from a computer repair service.
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.
I found Green Byte on Google and within 45 minutes my laptop was in the professional hands of Alex. He took care of the issue very quickly and saved me time and money. His availability and professiona…
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…
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!…
The service from Alex was fabulous. To have prompt, efficient service out of weekday business hours was very reassuring.
Alex, was prompt, polite and helpful. He turned up at my home within hours of my call and my lap top was fixed and returned the next day. Brilliant! I would have no hesitation in recommending h…
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 chose Green Byte, because their website made their costs very clear right from the start. I was delighted when I rang and was told that they would be at my house in an hour. I think Alexander got th…
I have enjoyed the service you provide and will definitely use you again in the future when required.
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 …
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…
For my business, it is important for me to keep my computer running so when I first had problems I contacted Alex. He arrived without any undue delay and my computer was fixed. ALWAYS I have found Ale…
The repair was always 100% satisfactory and the reasons were explained, this of course improved my computer skills. Always prompt service and very punctual.
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…
I’m very pleased with the computer, thank you. It is the fastest computer I have ever had and is working perfectly. But things don’t last for ever, so when I have the need I will call you.
Alex was on time and solved my computer problems and also did some work to make my computer work better. I was 100% happy with the service and would definitely recommend Alex to others need computer a…
I fully recommend Green Byte. It was refreshing to deal with a company who actually keeps you informed regarding the whole process from assessing the problem, quoting the price and a pickup day. I hav…
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…
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…
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.
Very prompt, efficient and reliable service
Thank you Alex for your support. Your service was efficient and effective resolving my computer woes in no time.
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…
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.

          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