MacBook Air Won't Start Into macOS — Failed SSD, Putney SW15
A MacBook Air in Putney SW15 wouldn't start into macOS. We diagnosed a failed internal SSD, fitted a replacement drive and reinstalled macOS to get it working.
Built to Your Exact Specifications by Experienced Technicians
Last updated: February 2026
Whether you're building a high-end gaming rig, a video editing workstation, or a quiet home office PC, we assemble custom computers tailored to your exact needs and budget. Expert component selection, professional assembly, and thorough testing.
The work we carry out is covered by a 90-day warranty. If the same fault comes back inside that window, we put it right.
We collect and return across South West London at no charge, so you do not have to make the trip to get your machine looked at.
Same-day turnaround is available on many jobs — ask when you book and we will confirm availability and any additional cost before we start.
We help you choose the right parts for your needs and budget, avoiding compatibility issues.
Expert construction with proper techniques, thermal paste application, and anti-static handling.
Neat, organised cabling for better airflow and aesthetics. Looks as good inside as out.
Optimal BIOS settings, XMP profiles enabled, and boot configuration done properly.
Full thermal and stability testing to ensure your system runs reliably under load.
Windows installation, drivers, and essential software set up ready to use.
Simple steps to get your problem solved quickly and professionally.
Tell us your needs and budget. We recommend components and answer questions.
We finalise the parts list together. You purchase, or we can source for you.
Professional construction with careful attention to detail and cable management.
Full testing, OS installation, and walkthrough of your new system.
Trusted by customers across South West London. Read what they have to say about our Custom Gaming PC Build Service in London service.
"Built my dream gaming PC. The cable management is immaculate and it runs cool and quiet. They really know what they're doing. Couldn't be happier!"
Alex Turner
Wimbledon
"Needed a workstation for video editing. They specced the perfect system within budget and the build quality is excellent. Professional service throughout."
Chris Wong
Wandsworth
Starting from
£95
Assembly service from £95. Includes consultation, assembly, cable management, BIOS setup, stress testing, and basic OS installation. Component costs are separate.
90-Day Warranty on Assembly · Build Support Included
A MacBook Air in Putney SW15 wouldn't start into macOS. We diagnosed a failed internal SSD, fitted a replacement drive and reinstalled macOS to get it working.
An HP all-in-one in Fulham SW6 powered on to a black screen. We found software at fault, not a dead panel, rebuilt the OS and kept Windows 10 patched.
A custom desktop in Barnes SW13 sat at 100% disk usage and froze after 30 minutes. We traced it to a failing SSD and fitted a new drive with a fresh install.
An ASUS ROG gaming laptop in Putney SW15 kept freezing, then stopped booting into Windows. We traced it to a failing hard drive and moved Windows to an SSD.
An Asus ROG gaming laptop in Putney SW15 kept freezing and wouldn't boot. The cause was a failing hard drive, not software. We moved it to an SSD and it came back faster than new.
A Lenovo mini desktop in Putney SW15 struggled with multitasking. We upgraded it to 32GB of RAM — the right fix for the slowdown, at a fraction of a new PC.
A Barnes SW13 customer supplied their own motherboard and CPU for a desktop rebuild. We fitted, stress-tested and reinstalled Windows before signing it off.
Custom gaming PC build for a father and daughter in Wandsworth. We built their system to spec. Call 020 7610 0500.
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We provide Custom Gaming PC Build Service in London across South West London
Also covered: Barnes, Roehampton, Streatham, Tooting
View all service areasLet's create your perfect custom computer. Contact us to start planning your build.