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 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 couldn’t recommend Green Byte more. The service was prompt, efficient and courteous. Well done!
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…
Really efficient service. Reliable and sorted our problem.
Great service,pricing & service..Highly recommend
Great Efficient service
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.
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. …
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 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/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 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 (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…
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 …
Alex provided a quick and thorough service with a very competitive price. He recovered ALL my important data quickly. I would highly recommend Green Byte to anyone!!
Very reliable and trust worthy, thanks Alex
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.
I found Green Byte to be friendly, efficient and 100% effective in their service!
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
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…
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…
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.
The repair was always 100% satisfactory and the reasons were explained, this of course improved my computer skills. Always prompt service and very punctual.
Brilliant service. Being a complete dill when it comes to how broadband/wireless works it was a relief to have everything explained clearly. Thank you Alex.
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.

          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