OnePlus Nord 4 Repairs

OnePlus Nord 4 faults we can help with

The OnePlus Nord 4 has a 6.74-inch AMOLED display, a 5,500mAh battery with 100W wired charging, a triple rear camera system, and USB-C connectivity. The symptom descriptions below will help you identify the most likely repair before booking.

Screen and display faults

Screen replacement is usually the right option if the AMOLED display is cracked or shattered, showing green or coloured lines, has black patches or areas of discolouration, flickers during use, or the touchscreen no longer responds correctly. A drop can damage the display internally without visibly cracking the glass, so any of these symptoms after an impact points towards screen replacement. The under-display fingerprint sensor is tested as part of every screen repair.

Battery and power faults

Battery replacement is usually the right option if the Nord 4 drains significantly faster than it used to, shuts down unexpectedly at a reasonable charge percentage, overheats during charging or normal use, or if the back cover is lifting slightly, which can indicate a swollen battery that needs urgent attention. The 100W fast-charging places higher sustained demand on the cell than slower chargers, which accelerates wear over time. You can check battery condition in Settings > Battery > Battery Health.

USB-C charging port faults

USB-C port repair is usually the right option if the cable feels loose or does not seat securely, charging cuts in and out without the cable being moved, the phone charges slowly despite using the correct adapter, or accessories such as headphones, hubs or data cables are not recognised. If the fault appeared after liquid exposure, a water damage diagnosis is the right first step rather than a direct port repair.

Rear camera faults

Camera repair is usually the right option if photos are consistently blurry in clear conditions, the camera app shows a black screen or crashes on launch, autofocus hunts continuously without locking on, or the rear lens cover is cracked, which causes distortion and blur regardless of camera settings. The Nord 4 has three rear cameras and a fault can affect one or all of them depending on which module is involved.

Back cover faults

Back cover repair is usually the right option if the rear panel is cracked, shattered, or has sharp edges making the phone uncomfortable to hold. The Nord 4 carries IP54 splash resistance, which is compromised by rear glass damage. We check the sealing area after every back cover repair.

Not sure which repair applies?

If the phone is not powering on, has multiple faults, or has been exposed to liquid, a diagnosis is the safest starting point. We confirm the fault before any repair work begins and quote before proceeding.

Walk-in and mail-in repairs

Our workshop is at Spaces House, 35 New Broad Street, London EC2M 1NH, approximately two minutes from Liverpool Street Station. Walk-ins are welcome during opening hours and no appointment is necessary for most repairs, though booking ahead lets us confirm parts are ready before you arrive.

For customers outside London, we offer a UK-wide mail-in service. Place your order online, send your Nord 4 by tracked post, and we return it by tracked post once the repair is complete and tested. See how the mail-in process works.

Why choose Square Repair?

• Established repair centre near Liverpool Street since 2015
• 12-month warranty on screen, camera, port and back cover repairs
• 6-month warranty on battery replacements
• Full function test on every repair before handover
• No data loss for standard hardware repairs
• Transparent pricing with no hidden charges
• Walk-in or UK mail-in available