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/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…
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…
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…
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’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.
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 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 !
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 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!
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.
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…
GREEN BYTE PROVIDED EXCELLENT ADVICE AND WORKMANSHIP WHEN NEEDED RECENTLY ON TWO OCCASIONS AND CAN BE THOROUGHLY RECOMMENDED FOR ITS FIRST-RATE SERVICE.
The repair was always 100% satisfactory and the reasons were explained, this of course improved my computer skills. Always prompt service and very punctual.
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…
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 have enjoyed the service you provide and will definitely use you again in the future when required.
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.
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
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 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…
Great customer service, and the problem solving to fix my problem for the best price, giving options to suit our budget , awesome keep up the good work and stay honest we all need someone we can trust…
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…
Honest, professional, friendly, timely, competitive, knowledgeable – what more could you want from a computer repair service.
Thank you Alex for your support. Your service was efficient and effective resolving my computer woes in no time.
Alex from GreenByte was great, he was quick with a quote for the part. He came and picked up the laptop from my work, and in a day he returned the laptop fixed, and explained the work he had done. …

          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