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JTG Systems
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JTG Systems
Mac won’t boot, screen flickering, or battery draining fast? We fix every Apple device same-day.
We are the highest-rated computer company in Niagara.
We only charge for repairs—diagnostics at JTG Systems are 100% free with no obligation. Expert technicians service MacBook, iMac, and Mac Pro systems with genuine parts and a 90-day warranty.
Call or text before visiting, or book onsite support. We diagnose, repair, and return your Mac running like new.
JTG Systems in Welland is the top-rated choice for Mac repair, offering 100% free diagnostics and same-day service on most Apple devices. We only charge for repairs, never for the initial assessment.
At JTG Systems, we provide Free diagnostics. Whether you have a MacBook, iMac, or Mac Mini, our professional technicians will look at it for free and provide a clear quote before any work begins.
We start with a free diagnostic to determine whether the issue is a replaceable module (screen, battery, keyboard, SSD) or a true board-level fault. For module-level problems, we replace only the failed part. For board-level faults, we provide a clear diagnosis and referral options so you can choose the most cost-effective path.
Even with Apple's integrated T2 and Apple Silicon (M-series) encryption, data recovery is often possible. Using specialized NAND bypass and module-level recovery techniques, JTG Systems successfully recovers data from "dead" Macs that other shops consider lost.
Ready Service
Our lab is fully equipped with the latest diagnostic tools for the current Apple silicon lineup.
MacBook won't boot? iMac screen flickering? Slow Mac? We've got you covered! 20+ years fixing Apple devices across Niagara. Expert technicians, genuine parts, and a rock-solid 90-day warranty on all repairs.
Expert repair for all MacBook Air models from Intel to latest M4 chips.
Common repairs: Screen, battery, keyboard (butterfly & scissor), SSD upgrade, diagnostics
Professional repair for all MacBook Pro models including latest M4 Pro/Max.
Specialized: Touch Bar, thermal throttling, flexgate
Complete service for all iMac models from 21.5" to 27" and new 24" M-series.
Services: Display, GPU, RAM upgrade, SSD conversion, cooling system
Desktop Mac repairs for mini and Studio models.
Common: Port issues, thermal management, storage upgrade
Professional workstation repairs for all Mac Pro models.
Enterprise: ECC RAM, RAID config, multi-GPU setup
Specialized data recovery for all Mac storage types.
Success rate: 95%+ for logical, 75%+ for physical damage
Reduced battery life, failure to charge, or swelling. Common in older MacBook models.
Sticky or unresponsive keys, especially in MacBook Pro and Air models with butterfly keyboards (2016-2019).
Flickering screens, discoloration, or "staingate" (anti-reflective coating issues).
Excessive fan noise or thermal throttling, often in high-performance models.
Failed updates or stuck installations, especially during major macOS transition duration-300 ease-in-outs.
Stuck on Apple logo or question mark folder, often indicating drive failures.
Apps quitting unexpectedly, often due to macOS updates or outdated software.
Lagging or spinning beach ball, common in older Macs with limited RAM or storage.
Apple occasionally launches limited repair campaigns for known hardware issues. Here are the currently active programs as of 2025:
| Program Name | Affected Models | Issue | Eligibility | Status |
|---|---|---|---|---|
| Mac mini No Power Issue | Mac mini (2023) M2 chip | Device may no longer power on | Units manufactured June 16, 2024 - Nov 23, 2024 | Active (Announced June 13, 2025) |
| 15-inch MacBook Pro Battery Recall | MacBook Pro (Retina, 15-inch, Mid 2015) | Battery may overheat - FIRE HAZARD | Sold Sept 2015 - Feb 2017 (check serial) | Active (No end date) |
| Program Name | Affected Models | Coverage Period | Status |
|---|---|---|---|
| Keyboard Service Program | MacBook Pro/Air (2016-2019) with butterfly keyboard | 4 years from purchase | EXPIRED |
| Display Backlight Service | 13-inch MacBook Pro (2016) | 5 years from sale or 3 years from program start | EXPIRED |
| Anti-Reflective Coating | MacBook Pro (2012-2017) | 4 years from purchase | EXPIRED |
⚠️ Important: Even if your program has expired, JTG Systems can still repair these known issues at competitive rates. We have experience with all these common Mac problems.
Our technicians have 20+ years of extensive experience with all Mac models, including the latest M4-powered devices. Trusted by 1150 satisfied customers.
We use only genuine Apple parts and high-quality components for repairs, ensuring compatibility with the latest models.
Most repairs completed within 24-48 hours with same-day service available for many common issues.
Using your laptop on beds, pillows, or blankets blocks cooling vents and can cause severe overheating. This is a serious fire hazard and can permanently damage your device. Always use on hard, flat surfaces.
If your MacBook appears swollen or bulging, stop using it immediately. A swollen battery is highly unstable and poses a significant fire and explosion risk. Bring it to us for safe handling and replacement.
Always shut down or put your Mac to sleep before placing it in a bag or backpack. An active Mac in an enclosed space can rapidly overheat, causing battery damage, potential fire hazards, and permanent hardware failure.
Verified customer feedback from JTG Systems clients.
“Took my MacBook Pro to Jumpplus only to have them tell me my computer required a $900 repair. Would not pay that so I checked around until I found JTG systems. Very honest and helpful people. Had my laptop fixed and useable within an hour. It was amazing how a $900 repair turned into a $60 one. Thanks again to John and the guys. Definately would recommend and will be going back!”
Contact us today for a free diagnostic assessment
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