Degraded cells in the Samsung Galaxy A12 lose capacity quietly until the phone cannot hold a useful charge. A new battery is a quick, contained fix that leaves your data untouched. Power behaviour is checked end to end before return.
- Turnaround: 1 working day, subject to stock and workload
- 6-month warranty on this repair
- Walk-in near Liverpool Street Station or UK mail-in service
Signs your Samsung Galaxy A12 needs this repair
- Percentage jumping around
- Shutting down with charge still showing
- Slow or stalling charging
- Screen or back lifting from a swollen cell
- Draining far faster than it used to
What is included
- Safe removal of the worn battery
- Fitting of a quality replacement cell
- Charging and power-stability testing
- Full function check before handover
- 6-month warranty
How to confirm your model
Check the model number in your device settings, or bring it in and we will confirm the exact Samsung Galaxy A12 before any work begins. If you are unsure which repair you need, our team will advise.
Before you book
- If the device is completely dead, we run a quick diagnosis before confirming the battery.
- If the phone has had liquid exposure, a battery may not resolve everything and we check first.
- If the screen or back is already lifting, the cell may be swollen, so book promptly and avoid charging it.
Our repair process
- Tell us the fault: choose this repair or ask us to confirm it first.
- Walk in or post it: visit near Liverpool Street Station or send it from anywhere in the UK.
- We repair and test: the work is checked before the device is returned.
- Collect or receive by post: pick up in store or choose tracked return.
Why choose us
- Quality parts matched to your device
- No data loss, this is a hardware repair
- Repair workshop near Liverpool Street, established since 2015
- Clear pricing with no hidden extras
Related Samsung Galaxy A12 repairs
Frequently Asked Questions
Can I walk in or post it?
Both. Walk in near Liverpool Street Station or post it with tracked return.
How long does it take?
Often the same day where the cell is in stock. We confirm at booking.
Do you recycle the old battery?
Yes, the old cell is disposed of responsibly.
How much runtime will I get back?
A fresh cell restores close to original runtime. We fit quality batteries and test charging before returning the phone.
Is the battery replacement guaranteed?
Yes. The warranty for this repair is shown on the page and applies to the fitted battery.
Will I lose my data during a battery replacement?
No. It is a hardware-only procedure and your data stays exactly as it is.