Practical, step-by-step troubleshooting guides for common 1st line IT support and help desk issues.
Built while studying CompTIA A+ (Core 1 in progress) Focused on remote-friendly fixes used in real UK help desk environments (Windows 10/11, Microsoft 365, basic networking).
Note: All guides and screenshots are based on Windows 10. The troubleshooting steps apply equally to Windows 11 with minor Settings menu path differences.
| Guide | Focus Area | Typical Time | Status |
|---|---|---|---|
| Wi-Fi Connection Drops | Networking | 10–25 min | Complete |
| Printer Offline or Not Responding | Peripherals | 10–20 min | Complete |
| Microsoft 365 / Outlook Login Issues | Cloud / Email | 5–20 min | Complete |
| Slow Internet / Broadband Problems | ISP / Connectivity | 15–40 min | Complete |
| Windows Update Stuck or Failing | OS Maintenance | 15–45 min | Complete |
| OneDrive Sync Problems | Microsoft 365 | 10–30 min | Complete |
| Password Reset & Account Unlock | Identity & Access | 5–15 min | Complete |
| Windows Blue Screen Basics | OS / Hardware | 15–30 min | Complete |
- Each file follows a consistent format: scenario → steps → screenshots → lessons → escalation notes
- All steps are remote-friendly (phone/email/Teams guidance)
- Screenshots are from practical labs (VirtualBox / Windows environments)
Contributions welcome — feel free to suggest new common issues!
- Systematic troubleshooting using CompTIA methodology
- Clear, user-friendly documentation
- Remote support techniques
- UK-relevant context (broadband, M365, remote working)
Last updated: april 30th, 2026
Location: Essex, UK
Open to: Remote / Hybrid 1st Line IT Support roles UK-wide
Feel free to use any guide for your own study or reference!