WiFi that drops every hour — or every ten minutes — is one of the most frustrating tech problems because the symptoms are obvious but the causes are varied. Rebooting the router buys time but solves nothing. The actual fix depends on identifying which of six or seven root causes is in play. Here is a systematic way to find it and fix it.
What changed in 2026
- WiFi 6E and WiFi 7 routers are mainstream, but congestion on 2.4 GHz still plagues dense apartment buildings — the band problem did not go away.
- Windows 11 24H2 introduced updated WiFi power management defaults that caused new driver-level drop issues on certain adapters; the fix is well-documented now.
- Router firmware quality improved but bugs still ship — keeping firmware current is more important than ever since routers now run complex software stacks.
- Mesh systems from Eero, Google, and TP-Link dropped in price to ~$150–200 for a 2-node kit, making them a reasonable fix for coverage-related drops.
Diagnose first: what kind of drop is it?
| Symptom |
Likely cause |
| Drops every X minutes like clockwork |
Power management, lease renewal, or driver bug |
| Drops when microwave or cordless phone is on |
2.4 GHz interference |
| Drops at peak hours in apartment building |
Channel congestion |
| One device drops, others stay connected |
Device driver or adapter issue |
| All devices drop simultaneously |
Router firmware, ISP, or overheating |
| Drops under load (large download/call) |
Weak signal, wrong channel width |
Fix 1 — Update router firmware
Log into your router admin panel (usually 192.168.1.1 or 192.168.0.1). Find Firmware Update. Run it. A surprising number of drop issues are already patched and just need the update applied.
Fix 2 — Change the WiFi channel
Routers default to "Auto" channel selection, which often picks a congested channel. Use a WiFi analyzer app (WiFi Analyzer on Android, WiFi Explorer on Mac) to see which channels neighbors use.
- 2.4 GHz: use channel 1, 6, or 11 only (non-overlapping).
- 5 GHz: channels 36–48 or 149–165 are reliable; avoid DFS channels (52–140) if your devices disconnect during radar detection events.
Set the channel manually in the router admin panel.
Fix 3 — Disable WiFi adapter power management
On Windows 11: Device Manager → Network Adapters → right-click your WiFi adapter → Properties → Power Management → uncheck "Allow the computer to turn off this device to save power." Also go to Power Options → Change plan settings → Change advanced power settings → Wireless Adapter Settings → set to "Maximum Performance."
On Linux: sudo iw dev wlan0 set power_save off (add to /etc/rc.local to persist).
Fix 4 — Update the WiFi adapter driver
On Windows, go to Device Manager → Network Adapters → right-click → Update driver. For Intel adapters specifically, download directly from Intel's website — Windows Update often lags months behind.
On Linux, lspci -k | grep -A 3 Network shows your adapter. For Realtek adapters (common in budget laptops), the in-kernel driver is often buggy — installing rtw89 from GitHub frequently fixes chronic drops.
Fix 5 — Check for interference
Sources of 2.4 GHz interference: microwave ovens, baby monitors, Bluetooth (partially), older cordless phones, neighboring networks. Move the router away from these. Switch critical devices to the 5 GHz or 6 GHz band if your router supports it.
Fix 6 — Check signal strength
Open WiFi details (Windows: netsh wlan show interfaces; Mac: Option+click WiFi menu icon). Signal below -70 dBm means marginal connectivity that drops under any stress.
Solutions: move the router, add a mesh node, or run Ethernet to a room where devices keep dropping.
How to pick the right fix
- Only one device drops? → Driver and power management first.
- All devices drop at the same time? → Firmware, router overheating, or ISP.
- Drops worse in the evening? → Channel congestion.
- Drops in a specific room? → Signal/coverage — mesh node or Ethernet.
- Drops when the microwave runs? → 2.4 GHz interference — move to 5 GHz.
Common mistakes
Rebooting instead of diagnosing. A reboot clears temporary faults and flushes tables — it does not fix channel congestion, driver bugs, or interference.
Leaving Auto channel selection on. Routers pick the wrong channel more than you expect. Manual is better.
Mixing 2.4 and 5 GHz under the same SSID. Band steering can cause devices to latch onto 2.4 GHz from a distance where they should be on 5 GHz. Separate SSIDs give you explicit control.
Ignoring router temperature. A router in a cabinet with no airflow can throttle and drop connections when warm. Move it to open air.
What to skip
- Buying a new router before ruling out software causes — driver updates and channel changes cost nothing.
- WiFi extenders/repeaters that create a separate network — they fragment the SSID and worsen roaming. Use a mesh node instead.
- Buying a WiFi 7 router to fix drops on a 2015 laptop — the laptop's adapter is the bottleneck; the new router helps other devices but not that one.
FAQ
Why does WiFi drop every exactly 2 hours?
DHCP lease renewal — if your client fails to renew, it drops. Check the DHCP lease time in the router (usually 24 hours is fine) and check for firewall rules blocking the renewal.
Why is WiFi fine on my phone but not my laptop?
Almost always a driver or power management issue on the laptop. The adapter is different hardware from the phone.
Will WiFi 6 or 7 fix my drops?
Only if the cause is capacity or congestion. If the cause is a driver bug, interference, or weak signal, a new standard does not help.
How do I check if it is the ISP vs the router?
Connect a device directly via Ethernet to your modem/router. If that also drops, the problem is upstream. If Ethernet is stable but WiFi drops, it is in the radio layer.
Where to go next