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Our Services

Computers
Software Configuration + Migration
Upgrades
Viruses and Malware
Apple and PC Repair

Buying a new computer isn’t always straightforward. Transferring data from your old machine can be frustrating—especially if you use databases or email programs like Outlook, Thunderbird, or Windows Mail.

At Techism, we take the hassle out of the process by handling the transfer for you.

Ring for a quote.

Upgrading your computer’s hardware can make it feel like a brand-new machine—at a fraction of the cost.

For laptops, we can upgrade the hard drive, RAM and replace  wireless card, battery, and keyboard if there’s been a spill.
For desktops, we can upgrade any component or even build you a custom machine from scratch.

Call for quote

Viruses can cause a lot of frustration, especially when they go unnoticed or unchecked. You might think your computer is slow or beyond repair, but in many cases, it's simply infected with malicious software that’s stealing your system’s resources.

If you need help removing these digital threats, we can assist. For just £55, we’ll clean and update your laptop or desktop. Most repairs are completed within 6–7 hours, depending on the workload.

Fix slow computers

Computers can slow down for many reasons—whether it’s a hardware issue, software conflict, or simply the need for a general service.

Common symptoms include:

  • Long startup or shutdown times

  • Freezing or crashing

  • Unresponsive programs

  • Slow internet browsing

  • Frequent error messages

  • Overheating or noisy fans

Bring your desktop or laptop to our shop, and one of our technicians will diagnose the problem and provide a clear, no-obligation quote.

Data Recovery

We offer data recovery from all types of hard drives—whether from a laptop or desktop. The cost depends on the amount of data that needs to be recovered and the condition of the drive.

📞 Call us for a personalised quote.

Custom Builds

Looking to build your own PC? We’re here to help.

We offer expert advice on choosing the right components to suit your needs and charge a flat fee of £150 to assemble your custom-built system.

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RESSURECT OLD MACS

OpenCore Legacy Patcher

If you have an older MacBook, MacBook Air, Mac mini, or iMac that's stuck on an outdated operating system, we can help. At Techism, we specialise in installing newer macOS versions on unsupported Macs using a tool called OpenCore Legacy Patcher.

For example, we’ve successfully installed macOS 14 Sonoma (released September 26, 2023) on a 2010 iMac, which now runs smoothly and supports the latest apps. We’ve also upgraded several MacBook Pros and MacBook Airs with great results.

This service is available for £70.

 

More info about Opencore Legacy Patcher can be found here - 

https://dortania.github.io/OpenCore-Legacy-Patcher/START.html

​

Supported Models

https://dortania.github.io/OpenCore-Legacy-Patcher/MODELS.html

Techism

32 Union Court

Sheen Road

Richmond 

Surrey

tw91aa

Monday -Friday
10am-6pm
Sat - Sun  Closed

Tel.0208 948 8684
email info@techism.co.uk

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