InfoTech ExpressSolution
GuidesDiagnosticsRepair servicePricing
Book a repair

Knowledge base

Troubleshooting guides

Every walkthrough here is written from real repair tickets. Search by symptom, or filter by the part of the system that is misbehaving.

3 guides

Security

Browser keeps opening pop-ups and redirects

Ads in new tabs, search results that go somewhere else, and a homepage you never set. Usually a rogue extension or notification permission.

Moderate20–30 min
Security

Cleaning malware off a computer safely

Hijacked browser, unwanted programs, ransomware warnings. What to isolate, what to remove, and when a clean install is the only answer.

Advanced1–3 hours
Security

Ransomware or a locked computer

A ransom note, renamed files or a machine that will not open anything is an emergency measured in minutes — and every connected drive is in range.

AdvancedSame-day bench job
InfoTech Express Solution

Practical troubleshooting guides and hands-on computer repair for homes and small businesses. Written by technicians, kept short enough to actually follow.

Support

  • Troubleshooting guides
  • Quick diagnostic
  • Request a repair
  • Repair prices

Get in touch

  • +1 (416) 998-6023
  • Clients@infotechexpresssolution.com
  • 133 Torresdale Avenue, North York, M2R 3T2
  • Mon–Fri 9:00–17:00 · Sat 12:00–16:00

Follow

  • Facebook
  • Instagram
  • X
© 2026 InfoTech Express Solution. All rights reserved.Back up before you troubleshoot. Always.Staff