Laptop Battery Replacement
A battery that drains in an hour, won't charge past 80%, or has started to swell — none of these get better on their own. We fit genuine cells with proper protection circuitry, backed by warranty, and can usually have you back on battery power the same visit.
Understanding Laptop Battery Degradation
Lithium-ion laptop batteries are consumable parts. After 300 to 500 charge cycles, they physically degrade. You might experience sudden shutdowns at 30%, the dreaded "Plugged in, not charging" error, or worst of all—the battery physically swelling up and pushing against your trackpad or keyboard.
A swollen battery is a severe fire hazard and should be removed immediately. At Laptop Repair Mumbai, we don't use cheap, refurbished cells. We source genuine, high-capacity replacement batteries that integrate flawlessly with your laptop's Battery Management System (BMS), ensuring accurate percentage readings and safe charging temperatures.
Mumbai Doorstep Service
A dead battery shouldn't tie you to a wall socket in a busy city like Mumbai. Our technicians offer free doorstep battery replacement in Powai, Bandra, Borivali, and beyond. We bring the right battery for your exact model and install it on the spot in under 30 minutes.
Estimated Pricing
Transparent starting costs. Exact quote provided post-diagnosis.
| Standard 3-Cell / 4-Cell Battery | ₹1,500 - ₹2,500 |
| High-Capacity 6-Cell Battery | ₹2,500 - ₹4,500 |
| Internal Gaming Laptop Battery | ₹3,500 - ₹6,000 |
| MacBook Battery Replacement | ₹4,500 - ₹8,500 |
| CMOS Battery Replacement | ₹450 - ₹800 |
Battery Issues We Fix
Common laptop battery problems and solutions
Poor Backup
Battery drains quickly and doesn't last as long as before. Replacement recommended.
Not Charging
Battery shows plugged in but not charging. Could be battery or charging circuit.
Swollen Battery
Dangerous! Battery is bulging/swelling. Immediate replacement required.
Battery Not Detected
Laptop doesn't recognize battery. Could be connection or battery fault.
Quick Discharge
Battery percentage drops suddenly or shows wrong charge level.
Overheating
Battery gets unusually hot during use or charging. Safety hazard.
⚠ Battery Safety Warning
If you notice any of these signs, stop using your laptop immediately and contact us:
- Battery is swelling or bulging
- Laptop trackpad is raised or curved
- Burning smell from laptop
- Battery gets extremely hot
The Repair Process
No hidden fees, no surprise charges. Just transparent, professional service from start to finish.
Book Visit
Schedule an on-site repair or inspection (₹350) anywhere in Mumbai.
Diagnosis
We inspect the device and identify the exact fault.
Quotation
You receive a firm price before any work begins.
Repair
Our technicians fix the issue using OEM-grade parts.
Delivery
Safe return of your working laptop with warranty.
Frequently Asked Questions
Everything you need to know about battery replacement
Battery Replacement Reviews
"Dell laptop battery replacement done in 20 minutes. Genuine battery with 90-day warranty. Backup increased from 30 mins to 5 hours!"
"My MacBook Air battery was swollen. They replaced it same day with original Apple battery. Professional and safe service!"
"HP laptop battery not charging issue fixed. New battery works perfectly. Much better backup than the old one!"
"Lenovo ThinkPad battery replaced. Genuine IBM battery with manufacturing warranty. Quick and efficient service!"
"Gaming laptop battery (6-cell) replaced. Battery backup is excellent now. Fair pricing and original battery!"
"Asus VivoBook battery swelling fixed quickly. They removed swollen battery safely and installed new one. Laptop is safe to use now!"
Need New Battery?
We stock batteries for all major brands. Same-day replacement with 90-day warranty!
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