MacBook Air 15" M4 A3241 (2025) Screen Repair
Compatible models: A3241, EMC 8850
The MacBook Air 15-inch M4 uses a 15.3-inch Liquid Retina display with True Tone, P3 wide colour and a brightness of 500 nits. It is one of Apple's most capable thin-and-light displays, calibrated at the factory for consistent colour and brightness across the entire panel. When the screen is cracked or failing, that calibration is gone. We replace the display panel itself, restoring full Liquid Retina performance with True Tone and P3 colour intact.
- Turnaround: 1 to 3 working days, subject to parts
- 12-month warranty on the fitted display
- Walk-in near Liverpool Street Station or use our UK mail-in service
Why the panel replacement matters on this model
On the MacBook Air 15-inch M4, the display panel carries the True Tone and P3 colour data that makes the screen look the way it does out of the box. Fitting the correct genuine panel ensures all of that is preserved. Here is what that means in practice:
- True Tone preserved: the display continues to adjust colour temperature to match your environment automatically
- P3 wide colour maintained: photos, video and design work display with the full factory colour range
- 500-nit factory brightness restored: no reduction in maximum brightness from aftermarket parts
- Touch ID unaffected: Touch ID is built into the power button on the keyboard, not the display. It functions normally after a screen repair
- No non-genuine display notice: a genuine panel fitted correctly will not trigger any service or non-genuine part alert in System Information
- Camera, microphone and Wi-Fi verified: all three are routed through the lid and are tested after every screen repair
Signs your MacBook Air 15" M4 screen needs replacing
- Cracked or shattered display panel making the screen difficult or unsafe to use
- Dead pixels, lines or patches of discolouration across the display
- Screen flickering or going dark when the lid is moved
- Black screen despite the machine powering on and making startup sounds
- Significant brightness reduction that cannot be corrected in System Settings
- True Tone or Night Shift no longer behaving correctly following a drop
- Backlight completely off but image faintly visible under strong light
What is included
- Careful removal of the damaged Liquid Retina panel from the lid assembly
- Fitting of a replacement panel to the original 15.3-inch Liquid Retina specification
- Post-repair display test covering True Tone function, brightness uniformity, P3 colour accuracy and pixel integrity
- Touch ID verified operational after repair
- FaceTime camera, microphone and Wi-Fi antenna function check
- MagSafe 3 and USB-C Thunderbolt port connectivity check
- 12-month warranty on the fitted display
How to confirm your model
Go to Apple Menu > About This Mac and check the model identifier, or look for A3241 printed on the underside near the hinge.
This repair covers: MacBook Air 15-inch M4, A3241 (2025).
If you are unsure whether this is the correct model, bring the MacBook in and we will confirm before starting any work. The MacBook Air 15-inch M4 charges via MagSafe 3 and also supports charging through either USB-C Thunderbolt port.
Our repair process
- Book or drop in: Book online or visit us near Liverpool Street Station. Mail-in customers can send their MacBook from anywhere in the UK by tracked post.
- Assessment: We inspect the machine and confirm the display fault before starting any work.
- Screen replacement: We remove the damaged panel from the lid and fit the replacement, preserving all antenna, camera and microphone connections.
- Testing: Full post-repair check including True Tone function, colour accuracy, camera, Touch ID and connectivity.
- Collect or return post: Pick up in store or we return your MacBook by secure tracked post.
Why choose Square Repair?
- Established repair centre near Liverpool Street since 2015
- 12-month warranty on every screen replacement
- Genuine panels fitted to preserve True Tone, P3 colour and factory brightness
- Touch ID function verified after every screen repair
- Full post-repair testing of display, camera, microphone and connectivity
- No data loss, screen replacement does not affect your data
- Walk-in and UK mail-in options available
Before you book
- If the lid or chassis is bent, the new panel may not align correctly. We will advise before proceeding
- If there is liquid damage inside, screen replacement alone may not resolve all issues. We confirm our findings before starting
- If the machine is completely non-functional, we recommend a diagnosis before committing to a screen repair
- The MacBook Air 15-inch M4 is a recent model. We will confirm parts availability when you book
Related MacBook Air 15" M4 repairs
- All MacBook Air 15" M4 repairs
- MacBook Air 15" M4 battery replacement
- MacBook Air 15" M3 screen repair
- Book your screen repair
- How our repair service works
Book your repair
Walk-ins are welcome during opening hours near Liverpool Street Station. For mail-in repairs, place your order online so we can track your MacBook from arrival. Any questions about the screen repair for your MacBook Air 15" M4? Contact us and we will help.
Frequently Asked Questions
How long does a MacBook Air 15" M4 A3241 (2025) screen replacement take?
Most MacBook Air 15" M4 A3241 (2025) screen replacements are completed the same day when the part is in stock, often within a couple of hours of dropping in at our Liverpool Street workshop in London. We inspect the device first, and if a part needs to be ordered in or we find wider damage, we confirm a realistic timeframe with you before starting. Mail-in repairs are turned around as quickly as the post allows once your device arrives.
Check current turnaround and reserve a slot on our booking page.
How do I know it is the screen and not another fault?
Cracked glass, lines, flicker, dead patches, discolouration or a panel that stays dark while the device still powers on almost always points to the display assembly. The display is usually replaced as a single assembly, so cracked glass and panel faults are typically resolved by the same repair. If the device will not power on, has been exposed to liquid, or shows more than one symptom, a short diagnosis confirms the fault before you commit.
If you are not certain, it is worth booking a quick diagnosis first.
What replacement screen do you fit on the MacBook Air 15" M4 A3241 (2025)?
We fit a high-quality replacement display chosen specifically for the MacBook Air 15" M4 A3241 (2025), then calibrate and test it before return. The replacement restores full brightness and colour, and it carries our 12-month warranty. If more than one option becomes available for your model, we will explain the choice clearly before any work begins.
See how we fit and test each repair on our how we work page.
Will brightness and the screen features work afterwards?
Yes. We test brightness, backlight, colour and the full panel before your MacBook Air 15" M4 A3241 (2025) is returned. Where the display includes a camera or ambient light sensor, we check these after fitting, since they connect through the display assembly. Everything is verified before the device goes back to you.
Browse all MacBook Air 15" M4 A3241 (2025) repairs while you decide.
Will my data be wiped during the repair?
No. A MacBook Air 15" M4 A3241 (2025) screen replacement is a hardware-only repair and does not require us to wipe or factory reset your device, so your files and settings stay as they are. We still recommend keeping a recent backup before any repair, simply as good practice in case the device has damage beyond the screen. Nothing about the screen procedure itself touches your storage.
Any questions before booking? contact us.
What warranty is included?
Every MacBook Air 15" M4 A3241 (2025) screen replacement includes a 12-month warranty covering both the fitted display and our workmanship. If a fault develops with the part or the fitting within that period, we put it right at no extra cost. The warranty does not cover fresh impact damage, liquid exposure or an unrelated fault that appears later, which we always explain clearly before you book.
Our team is happy to help before you book.