On this page
01. Quick checks you can do first02. What usually causes it03. When to call a technician04. Parts that fix it05. FAQ
When many people share one connection, two things go wrong: the internet package is shared by everyone, and consumer routers can't handle many devices at once. Upgrading the package alone often doesn't help. A business router with bandwidth control, proper access points and a managed switch stops a few heavy users (video, updates, CCTV uploads) from slowing everyone.
Key takeaways
- Consumer routers struggle beyond 20–30 devices.
- A few heavy users can take most of the bandwidth.
- CCTV cloud uploads and backups eat upload speed.
- Bandwidth limits per user or group restore fairness.
- Separate guest, staff and CCTV networks.
01Quick checks you can do first
- 01Measure at the routerRun a speed test plugged into the router with few people online.
- 02Find the heavy usersMost business routers show traffic per device.
- 03Check updates and backupsSchedule Windows updates and cloud backups for after hours.
- 04Separate networksPut guests, staff and CCTV on separate VLANs or SSIDs.
- 05Count devices per access pointToo many on one AP slows everyone.
02What usually causes it
| Symptom | Likely cause | Fix |
|---|---|---|
| Slow at peak hours only | Bandwidth shared, no limits | Per-user limits and QoS |
| Wi-Fi slow, cable fast | Too few access points | Add business APs |
| Everything slow at 10 am | Updates or backups | Schedule after hours |
| Video calls freeze | Upload saturated | Prioritise calls, limit uploads |
| Router hot and rebooting | Consumer router overloaded | Business router |
03When to call a technician
- You have more than 20 users or a guest network.
- You run POS, CCTV and staff on one network.
- You need usage reports or content filtering.
- Several branches need the same setup.
Running this across several sites or branches? A Qyvea maintenance contract catches these faults on scheduled visits, with a written report after each one.
04Parts that fix it
05Frequently asked questions
Will a bigger internet package fix it?
Only if the line is the bottleneck. Many offices have enough bandwidth but no control over how it's shared.
Which brands do you use for business Wi-Fi?
Commonly MikroTik, Ubiquiti and TP-Link Omada, chosen by size and budget.
Can guests be kept off the office network?
Yes. A separate guest network with its own limits keeps them away from staff files and printers.
