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JTG Systems
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JTG Systems
Expert repairs for all desktop models âĸ Same-day service available
With over 20 years of service in the Niagara region backed by 1,100+ Google Reviews, our team gets the job done fast and right. We offer a 90 Day Warranty on all workmanship.
Get Expert HelpJTG Systems provides expert desktop computer repair services across the Niagara region. Our certified technicians specialize in Dell OptiPlex repair, HP Elite desktop service, Lenovo ThinkCentre fixes, and custom build PC repair. We understand the unique requirements of desktop systems and provide comprehensive computer repair solutions using quality components for all major brands.
Whether your PC won't start, desktop running slow, or you need component replacements, performance optimization, or cooling solutions, our team delivers fast, reliable desktop repairs backed by our 90-day warranty. We fix Dell desktop problems, HP computer issues, Lenovo PC repairs, and custom build troubleshooting while ensuring optimal performance through quality repairs and expert service.
Most common desktop repairs fall under Call for Quote, making our services both affordable and professional. We provide upfront pricing with no hidden fees.
Our technicians diagnose the exact cause through power supply testing, motherboard inspection, and component isolation. We replace faulty power supplies, repair motherboard issues, or fix failing components to restore full functionality.
We perform comprehensive hardware diagnostics, memory testing, and drive health checks. Our repairs include replacing faulty RAM, addressing thermal issues, and fixing storage device problems to ensure system stability.
Our cooling solutions include dust removal, thermal paste reapplication, fan replacement, and cooling system upgrades. We optimize airflow design and component layout to maintain proper operating temperatures.
We recover data from failing drives whenever possible, then replace with new high-performance storage solutions. Our services include data migration, system cloning, and performance optimization.
Our technicians are experienced with all major desktop brands and their unique repair challenges:
The heart of your system's power distribution
Failure symptoms include no power, random shutdowns, electrical buzzing sounds, and burning smells. Our technicians use specialized equipment to test voltage outputs and replace with high-quality PSUs rated for your system's requirements.
The foundation connecting all components
Problems present as POST failures, component detection issues, and system instability. We provide expert diagnostics, component-level repairs on repairable boards, and full replacements with exact compatibility matches when necessary.
Your valuable data storage systems
Hard drives and SSDs can fail through mechanical problems, controller issues, or sector damage. Our technicians recover data whenever possible before replacing with reliable, high-performance storage solutions tailored to your needs.
Critical for maintaining operating temperatures
Cooling failures lead to thermal throttling, random shutdowns, and component damage. We provide comprehensive cooling solutions from basic fan replacements to advanced liquid cooling installations for high-performance systems.
Essential for system responsiveness
Faulty RAM causes blue screens, application crashes, and boot failures. Our technicians use specialized memory testing tools to identify issues and provide compatible, performance-matched replacement modules.
Quick response for all repairs âĸ Priority handling âĸ Same-day completion standard
Professional desktop repair with transparent pricing and guaranteed results
Expert hardware solutions
Starting at Call for Quote
Speed enhancements
Starting at Call for Quote
Temperature management
Starting at Call for Quote
Performance boost
Starting at Call for Quote
Information management
Starting at Call for Quote
Protection services
Starting at Call for Quote
Comprehensive desktop knowledge
Professional repairs
Exceptional support
Complete desktop system assessment and issue identification using professional diagnostic tools.
Detailed repair plan and upfront pricing with no hidden fees or surprise costs.
Expert repair with quality components and professional-grade tools and techniques.
Comprehensive testing and quality assurance before return, ensuring all issues are resolved.
Most desktop repairs are completed same-day. Even complex issues are typically resolved within 24 hours. Only repairs requiring special-order parts might take longer, but we prioritize quick turnaround to minimize your downtime.
Yes, all our desktop repairs come with a 90-day warranty covering both parts and labor. If the same issue recurs within this period, we'll fix it at no additional cost. Extended warranties are available for premium repairs.
Yes, we offer professional data recovery services for desktops with failed drives or other issues. Our success rate is over 90% for most common data loss scenarios. We can recover data from mechanical failures, logical corruption, and even some physical damage cases.
It often is! Many older desktops can be significantly improved with targeted upgrades like adding an SSD, increasing RAM, or updating the graphics card. We'll provide honest recommendations based on your specific system's condition and your needs.
Fixed my gaming PC's power supply and upgraded my cooling system. Performance is better than ever!
- James R.
Diagnosed and fixed a complex motherboard issue that other shops couldn't figure out. Saved me from buying a new system!
- Sarah L.
Quick and professional graphics card replacement. My workstation is running perfectly again!
- David M.
Don't let computer issues slow you down. Contact us now for fast, professional desktop repair service backed by our 90-day warranty.