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.


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…
The service and assistance was far better than anyone else I have previously experienced. I will use your services again in the future.
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!…
As always, excellent, fast & courteous service. It’s so reassuring knowing you’re there when things go wrong and that nothing is ever a problem for you.
Expertise: Excellent, Accessibility: Excellent, Price: Excellent, Service: Excellent.
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 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!!!
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…
Very reliable and trust worthy, thanks Alex
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…
Greenbyte’s service is excellent. Alex is trustworthy and prompt and fixed my computer problems with the minimum of fuss and expense.
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…
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…
Alex – all good with my laptop now. Many thanks for your efficiency and the way you just got on with the job at hand. I would certainly recommend you to anyone else requiring computer help.
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.
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.
Alex is awesome quick, doesnt mess around and good prices
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
The service from Alex was fabulous. To have prompt, efficient service out of weekday business hours was very reassuring.
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…
Alex provides prompt, affordable, high quality service that is invaluable back up for a small business.
Thank you Alex! Your service was friendly, professional & efficient, and I really appreciate that you were able to collect, fix, and return my computer to me, all in the space of 5 hours.
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…

          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