Android WiFi keeps disconnecting when screen turns off
Android has a power-saving feature that turns off WiFi when your screen turns off. This is called WiFi sleep policy. Changing it to Never fixes this — you'll still save battery, just not lose your WiFi connection.
Android can turn off WiFi when your screen turns off to save battery. It looks like an unstable connection, but your WiFi and router are working fine. Android is just being too aggressive with power saving. Changing the WiFi sleep policy to Keep WiFi on during sleep stops this from happening.
- ✓Keep your phone unlocked while making these changes so you can see the settings
- ✓Make sure your phone is running the latest Android version before starting
- ✓Stay near your router while testing so WiFi has good signal
Fix-IT-Bot will walk you through each step, just tap, no typing needed.
Skip, I just want a technicianCommon mistakes to avoid
- Turning the screen back on immediately after it locks to test — the disconnection has a delay, not instant
- Not looking in the Advanced settings menu for the sleep policy setting
- Resetting all network settings, which deletes all your saved WiFi passwords
Signs you need professional help
- WiFi sleep policy setting doesn't exist on your version of Android, or WiFi still disconnects after changing the sleep policy and disabling battery optimization
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