Skip to main content
💚 DDR4 RAM — From ₹1,800 / 8GB Module

DDR4 RAM Upgrade in Bandra

Upgrade your laptop or desktop with genuine DDR4 RAM in Bandra. Available in 4GB, 8GB, 16GB, and 32GB configurations — 2400MHz to 3200MHz speeds. Professional installation in 30 minutes with 1-year warranty.

⚙️
DDR4
2133–3600MHz Range
📊
4–32GB
Per Module Capacity
💻
Most Laptops
2015–2024 Compatible
💰
₹1,000+
Starting Price
Same Day Repair 90-Day Warranty Genuine Parts Transparent Pricing Walk-in Welcome Free Pickup & Drop Since 2011 4.9/5 Rated ISO 9001:2015 Certified Same Day Repair 90-Day Warranty Genuine Parts Transparent Pricing Walk-in Welcome Free Pickup & Drop Since 2011 4.9/5 Rated ISO 9001:2015 Certified

Why DDR4 RAM Upgrade Is the Smart Choice in Bandra

DDR4 remains the most widely compatible, most affordable, and most available RAM standard in 2026.

🏆

Universal Compatibility

DDR4 is compatible with 90%+ of laptops and desktops in use today (Intel 6th–12th Gen, AMD Ryzen 1000–5000). Virtually guaranteed to fit your laptop or desktop.

💰

Best Value Per GB

DDR4 prices have dropped dramatically — a 16GB stick costs 40% less than DDR5 equivalent. Maximum performance per rupee spent.

📦

Immediate Availability

DDR4 modules from Samsung, Crucial, Kingston always in stock in all sizes: 4GB, 8GB, 16GB, 32GB. No waiting for supply.

Still Plenty Fast

DDR4-3200MHz is more than enough for multitasking, video editing, coding, and even gaming. Only 10–15% behind DDR5 in real-world usage.

How DDR4 RAM Upgrade Works in Bandra

We verify exact DDR4 specs for your laptop or computer, source the right module, and install with verification.

1
🔍

Identify DDR4 Specifications

We check your laptop or computer for exact DDR4 speed (2133/2400/2666/3200 MHz), voltage (1.2V), CAS latency, and slot count.

⏱ 5 min
2
📦

Source Matching Module

Genuine Samsung, Crucial, or Kingston DDR4 SODIMM/DIMM matched to your system's speed and latency specs.

⏱ In stock
3
🧩

Professional Installation

Anti-static installation, correct slot seating, dual-channel pairing (if applicable), BIOS clock speed verification.

⏱ 15–20 min
4

Stress Test & Benchmark

MemTest86 validation, Windows memory diagnostic, real-world speed comparison — all verified before handover.

⏱ 10 min

DDR4 RAM Specifications Guide — Bandra

📊
DDR4-2133 (PC4-17000)
Base DDR4 speed. Found in older 6th/7th Gen Intel laptops. Minimum available speed.
Entry Level
📈
DDR4-2400 (PC4-19200)
Common in 7th/8th Gen Intel. Widely compatible and still very capable.
Standard
DDR4-2666 (PC4-21300)
Default speed for most 8th/9th/10th Gen laptops. Sweet spot of price and performance.
Popular
🚀
DDR4-3200 (PC4-25600)
Fastest standard DDR4 speed. Default for 11th/12th Gen Intel and AMD Ryzen laptops.
Optimal
💻
SODIMM (Laptop)
Small outline form factor — 260-pin. Used in all laptops with upgradeable RAM.
Compact
🖥️
DIMM (Desktop)
Full-size 288-pin module. Used in desktop towers and workstations.
Full-Size
🔬
Single-Rank vs Dual-Rank
Dual-rank modules offer 5–10% more bandwidth. We match rank for optimal dual-channel.
Technical
🔋
1.2V Standard Voltage
All DDR4 runs at 1.2V — significantly lower power than DDR3's 1.5V. Better battery life.
Universal
⏱️
CAS Latency (CL15–CL22)
Lower CL = faster response. CL16–CL19 is optimal range. We match existing module timing.
Timing
📦
4GB Module
Minimum upgrade for 2GB systems. Suitable only for very light usage in 2026.
Basic
📦
8GB Module
The sweet spot. 8GB total is the 2026 minimum for comfortable daily computing.
Standard
📦
16GB Module
Ideal for professionals. 16–32GB total handles heavy multitasking, editing, development.
Recommended

DDR4 RAM Upgrade — All Laptop & Desktop Brands in Bandra

DDR4 compatible with virtually every brand from 2015 to 2024.

DDR4 RAM Prices in Bandra

Genuine DDR4 modules at best prices. Installation + pickup/delivery included free.

Repair TypeStarting PriceSpeed
DDR4 4GB SODIMM (Laptop)₹1,0002666/3200MHz
DDR4 8GB SODIMM (Laptop)₹1,8002666/3200MHz
DDR4 16GB SODIMM (Laptop)₹3,2003200MHz
DDR4 32GB SODIMM (Laptop)₹5,8003200MHz
DDR4 8GB DIMM (Desktop)₹1,6002666/3200MHz
DDR4 16GB DIMM (Desktop)₹2,8003200MHz
DDR4 32GB DIMM (Desktop)₹5,2003200MHz
DDR4 2×8GB Dual-Channel Kit₹3,6003200MHz
DDR4 2×16GB Dual-Channel Kit₹5,6003200MHz

* All prices include genuine module + free installation + free pickup/delivery in Bandra. 1-year warranty. Samsung/Crucial/Kingston brands.

What Customers Say About DDR4 RAM Upgrade in Bandra — 8GB / 16GB / 32GB

Reviews from Bandra customers who used our ddr4 ram upgrade service

"Wasn't sure Xigox serviced my Fujitsu WiFi Card Replacement, but they were fully equipped for the Fujitsu laptop and fixed it fast."

Rohan Verma 📍 Colaba

"Booked Fujitsu Virus Removal for my Fujitsu laptop online. Doorstep pickup and clear communication throughout."

Priya Menon 📍 Chembur

"Needed Fujitsu Touchpad Replacement for my Fujitsu laptop — Xigox technicians handled it professionally with a warranty."

Devansh Gupta 📍 Borivali

"Fujitsu SSD Upgrade on my Fujitsu laptop was completed same day with fair, transparent pricing."

Sanjana Rao 📍 Bandra

"Excellent Fujitsu Screen Replacement service for my Fujitsu laptop. Diagnosed quickly and used a proper replacement part."

Karan Malhotra 📍 Andheri

"Wasn't sure Xigox serviced my Fujitsu Screen Repair, but they were fully equipped for the Fujitsu laptop and fixed it fast."

Ritika Suri 📍 Powai
💬 REAL CUSTOMER STORIES

Real Customer Stories

Hear from real people who trusted Xigox with their laptops and computers

"
★ ★ ★ ★ ★

"Hinge was broken and screen was wobbly. Xigox fixed both hinges and the bezel. My EliteBook feels solid as new. Worth every rupee."

HP EliteBook 840 G9
S
Sanjay Kulkarni
Powai
✓ VERIFIED
"
★ ★ ★ ★ ★

"Touchscreen stopped working after a Windows update. Xigox updated drivers and recalibrated the digitizer. Perfect touch response now!"

HP Envy x360
M
Megha Sharma
Malad
✓ VERIFIED
"
★ ★ ★ ★ ★

"My ProBook wouldn't boot — stuck on a blue screen. Xigox diagnosed a faulty SSD, cloned my data to a new NVMe drive, and it boots in 10 seconds now."

HP ProBook 450 G10
R
Rajan Bhatia
Kandivali
✓ VERIFIED
"
★ ★ ★ ★ ★

"Spilled coffee on my ThinkPad. Xigox cleaned the motherboard, replaced the keyboard, and recovered all data. Saved my expensive machine!"

Lenovo ThinkPad X1 Carbon
K
Kavita Menon
Goregaon
✓ VERIFIED
"
★ ★ ★ ★ ★

"WiFi kept disconnecting randomly. Xigox replaced the WiFi card and updated BIOS. Rock-solid connection now. Quick and affordable fix."

Lenovo IdeaPad Slim 5
A
Aditya Rane
Bandra
✓ VERIFIED
"
★ ★ ★ ★ ★

"Gaming laptop GPU was overheating to 95°C. Xigox repasted with liquid metal and cleaned the cooling system. Now stays under 75°C even during heavy gaming."

Lenovo Legion 5 Pro
S
Swapnil Deshpande
Panvel
✓ VERIFIED
500+
Customers Served
4.9
Average Rating
Same Day
Most Repairs Completed
90 Days
Warranty on Repairs
WATCH & LEARN

Watch How We Handle DDR4 RAM Upgrade

Step-by-step repair videos by our ISO-certified technicians

DDR4 RAM Upgrade in Bandra — Complete Technical Guide

DDR4 (Double Data Rate 4th Generation) remains the dominant memory standard across the vast majority of laptops and desktops in Bandra in 2026. Despite DDR5's arrival, DDR4 offers the best combination of compatibility, price, and availability for most users. If your laptop or computer was manufactured between 2015 and 2024, it almost certainly uses DDR4.

DDR4 vs DDR3 vs DDR5 — Which Do You Have?

The #1 mistake in self-upgrades is buying the wrong DDR generation. DDR3, DDR4, and DDR5 are physically incompatible — the notch position is different, and forcing the wrong module can damage the slot. Our technicians identify your exact DDR type in seconds using your laptop model or CPU generation. Intel 6th–12th Gen and AMD Ryzen 1000–5000 use DDR4. Older systems use DDR3. Newer 13th Gen+ may use DDR5.

Choosing the Right DDR4 Speed

DDR4 comes in speeds from 2133MHz to 3600MHz. Your laptop or desktop has a maximum supported speed — installing a faster module won't help (it'll just downclock to your system's max). Conversely, installing a slower module will throttle your existing stick down to match. We ensure the new module exactly matches your system's speed rating and CAS latency for optimal dual-channel performance.

Dual-Channel Configuration

Two RAM sticks in dual-channel mode provide significantly more bandwidth than a single stick — often 20–30% faster in memory-intensive tasks. If your laptop has 2 slots, we always recommend paired modules (e.g., 2×8GB instead of 1×16GB). Our technicians configure dual-channel correctly and verify it's active in BIOS after installation.

Full DDR4 Service in Bandra

Free compatibility check, genuine branded modules, anti-static installation, dual-channel configuration, and memory stress testing — all included. Service available across Bandra, 7 days a week, 9 AM – 9 PM. Free pickup and delivery for laptops.

⚙️

DDR4 RAM Upgrade Service — Bandra, Mumbai

All DDR4 sizes in stock: 4GB, 8GB, 16GB, 32GB. SODIMM + DIMM. Free installation, free pickup/delivery. Pincode: 400050.

📞 Get DDR4 Price

DDR4 RAM Upgrade in Bandra — 8GB / 16GB / 32GB — Frequently Asked Questions

DDR4 laptop SODIMM: 4GB ₹1,000, 8GB ₹1,800, 16GB ₹3,200, 32GB ₹5,800. DDR4 desktop DIMM: 8GB ₹1,600, 16GB ₹2,800, 32GB ₹5,200. Prices include installation. Exact price depends on speed (MHz).
Yes, it will work but will run at the slower speed (2400MHz). For best performance, we recommend matching your existing RAM speed. We always check and advise the optimal configuration.
Laptops made between 2015–2022 typically use DDR4. Intel 12th Gen+ (2022+) and AMD Ryzen 7000+ use DDR5. We identify your exact type during our free compatibility check.
Yes, if you have an empty slot. We match the speed and capacity for optimal dual-channel performance. For example, if you have 1x8GB 2666MHz, we add another 8GB 2666MHz for 16GB dual-channel.
Absolutely. DDR4 laptops and desktops will remain relevant for years. If your system uses DDR4, upgrading from 8GB to 16GB gives a massive 40–60% multitasking boost at very affordable prices.

More Services in Bandra

🏠 Laptop Repair at Home in Bandra | Doorstep Service | Xigox 🔲 Dead Pixel Repair in Bandra | Laptop Screen Fix | Xigox 🔧 Motherboard Repair Cost in Bandra | Starting ₹499 | Xigox 💠 Dell Service Center in Bandra | Authorized Repair | Xigox 🔵 HP Service Center in Bandra | Pavilion, Envy Repair | Xigox 🔴 Lenovo Service Center in Bandra | Same Day Repair | Xigox 🟢 Acer Service Center in Bandra | Aspire, Nitro Repair | Xigox 💰 Sell Laptop Near Me in Bandra | Best Price | Xigox ⚡ Same-Day Laptop Repair in Bandra | Express Service 🚨 Emergency Laptop Repair in Bandra | 1-Hour Response 🚚 Doorstep Laptop Repair in Bandra | Free Pickup 💰 Affordable Laptop Repair in Bandra | Low Cost Fix 🏆 Best Laptop Repair Shop in Bandra | 90-Day Warranty 📍 Laptop Repair Near Me in Bandra | Same-Day Fix 🖥️ Laptop Screen Replacement in Bandra | OEM Display 💲 Laptop Repair Cost in Bandra | Transparent Pricing 🔬 Laptop Motherboard Repair in Bandra | Chip-Level Fix 🧩 RAM Installation Service in Bandra — Laptop & Desktop 🕐 24-Hour Laptop Repair in Bandra | Round-the-Clock | Xigox 📍 Laptop RAM Upgrade Near Me in Bandra | Boost Speed 🚀 DDR5 RAM Upgrade Service in Bandra — Next-Gen Speed 🧠 Laptop Memory Upgrade in Bandra — Boost Speed Instantly 🖥️ Instant Screen Repair in Bandra | 30-60 Minute Fix — Xigox 🎮 Gaming Laptop RAM Upgrade in Bandra — 16GB / 32GB / 64GB MacBook RAM Upgrade Service in Bandra — Expert Apple Techs 🔧 Laptop Body Repair in Bandra | Casing & Hinge | Xigox ⚡ Same-Day RAM Upgrade in Bandra — Done in 30 Minutes 🛡️ Laptop Casing Repair in Bandra | Xigox — Shell & Cover Fix 🔨 Laptop Chassis Repair in Bandra | Xigox — Frame Straightening 📐 Laptop Frame Repair in Bandra | Xigox — Structural Restoration 🔩 Laptop Hinge & Body Repair in Bandra | Xigox — Hinge Bracket Fix ✨ Laptop Outer Body Repair in Bandra | Exterior Fix | Xigox 📦 Laptop Panel Replacement in Bandra | Xigox — OEM Body Panels 🔥 Laptop Body Welding in Bandra | Plastic & Metal | Xigox ⚙️ Laptop Metal Body Repair in Bandra | Aluminium Fix | Xigox 🔧 Laptop Plastic Body Repair in Bandra | Xigox — ABS Casing Fix 💔 Broken Laptop Body Repair in Bandra | Full Restore | Xigox 🔨 Laptop Body Crack Repair in Bandra | Specialist | Xigox 🔩 Laptop Hinge Broken Body Fix in Bandra | Mount Fix | Xigox 📐 Laptop Corner Damage Repair in Bandra | Xigox — Drop Impact Fix 📦 Laptop Back Panel Repair in Bandra | Xigox — Bottom Cover Fix ⚙️ Dell Laptop Body Fabrication in Bandra | Casing Fix | Xigox 🔩 Lenovo Laptop Hinge & Body Repair in Bandra | Xigox 🍎 MacBook Body Repair in Bandra | Apple Expert | Xigox ⚡ Same-Day Laptop Body Repair in Bandra | Xigox — Fixed in Hours 🚨 Emergency Laptop Body Repair in Bandra | Xigox — Urgent Body Fix 🕐 24-Hour Laptop Body Repair in Bandra | Xigox — Round-the-Clock ⚙️ Laptop Body Fabrication in Bandra | Custom Panel | Xigox Laptop Repair in Bandra | Fast, Certified Fix | Xigox Dell Laptop Service Center in Bandra | Expert Fix HP Laptop Service Center in Bandra | Expert Fix Lenovo Laptop Service Center in Bandra | Expert Fix Laptop Keyboard Replacement in Bandra | Genuine Parts Laptop Battery Replacement in Bandra | Genuine Parts 🔧 Apple MacBook and iMac Repair Center in Bandra 🔧 Laptop Display Repair in Bandra | OEM Screen Fix 🔧 Laptop Fan Repair and Cleaning in Bandra | Cool Again 🔧 Virus Removal Service in Bandra | Same-Day Clean 🔧 SSD Upgrade in Bandra | 10× Speed Boost | Xigox 🔧 RAM Upgrade Service in Bandra | Speed Boost Today 🔧 Laptop Water Damage Repair in Bandra | Emergency Fix 🔧 Laptop Charging Port Repair in Bandra | Same-Day Fix 🔧 Second-Hand Laptop in Bandra | Best Price Guaranteed 🔧 Laptop Touchpad Repair in Bandra | Accurate Fix 🔧 Laptop Speaker Repair in Bandra | Same-Day Fix | Xigox 🔧 Laptop WiFi Repair in Bandra | Same-Day Fix | Xigox 🔧 OS Installation Service in Bandra | Windows and Linux 🔧 Acer Laptop Service Center in Bandra | Expert Fix 🔧 Asus Laptop Service Center in Bandra | Expert Fix 🔧 MSI Laptop Service Center in Bandra | Expert Fix 🔧 Laptop Palmrest Replacement in Bandra | Same-Day Fix 🔧 Laptop Bottom Panel Fix in Bandra | OEM Cover Repair 🔧 Laptop Top Lid Replacement in Bandra | OEM Panel 🔧 Laptop Dent and Body Repair in Bandra | Frame Fix 🔧 Laptop Scratch and Scuff Repair in Bandra | Body Fix 🔧 Laptop Body Painting and Restoration in Bandra 🔧 Laptop Full Body Change in Bandra | OEM Body Parts 🔧 Gaming Laptop Body Repair in Bandra | Expert Fix 💻 Laptop Cleaning Service in Bandra | Expert Service | Xigox 💻 Laptop GPU Repair in Bandra | Expert Service | Xigox 💻 Laptop Webcam Repair in Bandra | Expert Service | Xigox 💻 Laptop Upgrade Service in Bandra | Expert Service | Xigox Gaming Laptop Screen Repair in Bandra | Xigox

Areas, Roads & Landmarks We Cover in Bandra

Free pickup & drop across all these neighbourhoods

📍 Localities & Neighbourhoods

Pali Hill Bandstand Bandra Reclamation Bandra Kurla Complex (BKC) Lucky Junction Kherwadi

🛣️ Roads & Highways

Hill Road Linking Road Turner Road S.V. Road Carter Road Chapel Road

Landmarks & Famous Places

Mount Mary Mehboob Studio Lilavati Hospital National College Bandra Fort

DDR4 RAM Upgrade in Bandra — 8GB / 16GB / 32GB — Nearby Areas

We also serve these locations near Bandra

Comparison

Xigox vs Local DDR4 RAM Upgrade Shops

Honest comparison — decide with confidence in Bandra.

FeatureXigoxLocal Shop
Certified Technicians✅ Trained & Verified❌ Varies
Genuine / OEM Parts✅ Guaranteed⚠️ Not Always
90-Day Warranty✅ Written Certificate❌ Rarely
Free Doorstep Pickup✅ Bandra — Free❌ Travel Required
Same-Day Service✅ Bandra — Available❌ Usually 2–3 Days
₹350 Inspection (refunded if you proceed with repair)✅ Always Free❌ Charged Upfront
Transparent Pricing✅ Fixed Quote — No Surprise❌ Hidden Charges
Live WhatsApp Updates✅ Real-time Repair Status❌ No Updates

* Based on customer feedback & market research. Results may vary. Xigox charges ₹350 for inspection — refunded if you proceed, applied as a credit toward your repair cost.

DDR4 RAM Upgrade in Bandra — Complete Guide

Don't waste time on booking portals. Reach the engineers directly with Xigox. Some laptops have soldered RAM that can't be upgraded — purchasing RAM before verifying is a costly mistake. Xigox Bandra checks compatibility before you spend a rupee: BIOS version, chipset memory limits, and slot availability. Only then do we quote DDR4 RAM Upgrade — complete accuracy before any purchase.

Red Flags: When You Need the repair

When should you consider it's time for this repair on your laptop? Watch for: frequent freezing, excessive heat, lagging response, strange noises, battery draining fast, or dead pixels. Experiencing even one of these in Bandra, don't ignore them — delaying often increases repair costs. Our Bandra team can diagnose your laptop within the hour and advise on the right this repair.

Real Reviews for this repair

Don't just take our word for it. Xigox has earned a near-perfect rating across Google with 15,244+ reviews from customers across Bandra. Common praise includes: accurate quotes, fast turnaround, and genuine parts. A recent Bandra customer stated: "Best repair experience in Bandra. Professional team, fair pricing." Become part of the growing community of satisfied Xigox customers in Bandra.

Office this issue in Bandra

Businesses across Bandra trust our this job to keep operations running. We offer bulk repair contracts, guaranteed 4-hour response times, and a single point of contact. From a small team or an entire floor, Xigox manages this job for your Bandra workspace with GST invoices and complete service reports.

Bandra Customer Support for this job

Xigox's responsibility extends beyond the repair itself. The Xigox after-service team is available daily via call or message. If you notice anything unusual in the post-repair period, just reach out and we dispatch a technician immediately. This promise is why Bandra customers choose Xigox again and again.

Genuine Parts for the repair

Longevity matters for this repair. Because of this, our Bandra service centre strictly uses OEM-grade parts for your laptop. Unlike unverified repairers in Bandra that install grey-market components, we source directly from certified suppliers. This guarantees your this repair will last, supported by our standard 90-day warranty.

Emergency this repair Available

Need your laptop fixed urgently? Xigox offers rush the repair in Bandra for urgent situations. From an important client meeting and your laptop just crashed, our emergency service ensures completion within the same business day. Emergency the repair can be arranged including weekends in Bandra. Just say 'priority' when calling and our team will fast-track your the repair immediately.

Warranty & After-Service for this issue

All this job performed by Xigox in Bandra comes with a written 90-day warranty covering parts and labour. Simply put, if the same issue recurs within 90 days, we redo it completely free. Other services in Bandra won't back their work — Xigox provides a printed warranty receipt every single time.

Rapid this job — Timeline

Wondering how fast Xigox can complete this issue in Bandra? Our standard process: First — call or WhatsApp +91 74997 61196 and our pickup technician arrives at your Bandra address within 30–60 minutes. Step 2 — our inspection identifies the exact fault. Next — you give the go-ahead via WhatsApp — completely your decision. Finally — this issue is executed using genuine parts in our certified lab, often same day. Then — your laptop is delivered back to your Bandra address fully tested.

Certified Technicians for the repair in Bandra

Not all shops in Bandra has the skills for complex this repair. Our technicians are highly certified dealing with laptop hardware. From basic part swaps to complex micro-soldering, we handle it all right here for Bandra clients.

Budget-Friendly this repair in Bandra

Premium the repair shouldn't break the bank in Bandra. Because we repair at the component level, we typically save customers 30% to 50% versus authorized brand service centres. You receive identical stellar quality for your laptop, but at a much fairer price. Get your free quote for the repair in Bandra now.

Time is money in Bandra. This is why we offer a hassle-free repair experience that just works. No waiting in queues — just genuine DDR4 RAM Upgrade at a fair price. Call +91 74997 61196 to book your free Bandra pickup.

DDR4 RAM Upgrade in Bandra — 8GB / 16GB / 32GB

Free pickup · Same-day service · 90-day warranty

Open all days 9 AM – 9 PM | Serving Bandra, Mumbai

⏰ Open all days 9 AM – 9 PM · 15-min Response Guaranteed

Explore More Services

More Repair & Tech Services Near Bandra

Same certified technicians · Free pickup · 90-day warranty across all services.

DDR4 RAM Upgrade in Bandra — Service Area & Coverage

Xigox provides ddr4 ram upgrade across Bandra (PIN 400050), in the Mumbai Suburban district of Mumbai. Our doorstep pickup and on-site service cover the entire Bandra area and the neighbourhoods around it.

Localities we cover in Bandra: Pali Hill, Bandstand, Bandra Reclamation, Bandra Kurla Complex (BKC), Lucky Junction, Kherwadi. Wherever you are in Bandra, a certified Xigox technician can reach you — usually within 30–60 minutes.

Our technicians regularly serve homes, societies and offices around Mount Mary, Mehboob Studio, Lilavati Hospital, National College and Bandra Fort, and along Hill Road, Linking Road, Turner Road, S.V. Road, Carter Road and Chapel Road. If you're near any of these landmarks, same-day pickup for ddr4 ram upgrade is almost always available.

DDR4 RAM Upgrade near Bandra

We also serve these nearby areas — tap your locality for local ddr4 ram upgrade:

Nearest pickup point: Bandra

~0 km from Bandra — free doorstep pickup means our technician comes to you, this is just our nearest coordination point.

Call Now Same-Day · 90-Day Warranty WhatsApp