If your phone is slow, freezing, draining its battery, or behaving differently than usual, start with these simple checks. Try one step at a time and see whether the problem improves.
1. Restart the Phone
A normal restart can clear temporary glitches. Turn the phone off, wait a moment, and turn it back on. If it is frozen, use the force-restart instructions for your exact model; the button combination varies.
2. Figure Out What Changed
Did the problem start after installing an app, changing a setting, or updating the phone? Note what changed and whether the issue happens in one app or everywhere. That helps you narrow down the cause.
3. Check Available Storage
Look for storage in your phone’s Settings. If it is nearly full, remove downloads you no longer need or unused apps. Back up important photos and files before deleting them. Avoid deleting anything you do not recognize.
4. Update the App That Is Misbehaving
If only one app is acting up, close and reopen it, then check its official app-store listing for an update. Before reinstalling an app, check whether its data is backed up and make sure you can sign back in.
5. Check for Phone Updates
Look in Settings for a system or software update. Back up important data first, connect to reliable Wi-Fi, and follow the battery and charging requirements shown on the phone. Let the update finish before restarting it.
6. Battery Draining Too Quickly?
Check battery usage in Settings to see which apps are using the most power. Screen brightness, navigation, video, weak cellular signal, and background activity can all contribute. Start with the biggest visible cause rather than changing every setting at once.
7. Phone Running Hot?
Stop demanding tasks, move the phone out of direct sunlight, and let it cool at room temperature. Do not put it in a refrigerator or freezer. If it becomes unusually hot while charging, disconnect it if safe. Stop using a phone with a swollen battery, smoke, or a damaged case and contact the manufacturer or a qualified repair service.
8. Charging Problems
Check the cable, adapter, and outlet. Try a compatible cable and charger you know work. Inspect the port for visible damage or debris, but do not insert metal tools or liquids. If the phone or connector is wet, follow the manufacturer’s drying instructions before charging.
9. Wi-Fi, Calls, or Mobile Data Not Working
Check that airplane mode is off and the relevant connection is enabled. Try another website or app, and compare with another device. A problem on every device may point to your router or provider. See our Wi-Fi guide for help with your home connection.
10. Notifications Missing?
Check notification permissions for the affected app, silent mode, and Do Not Disturb or Focus settings. Battery-saving settings can also affect background activity. Change one setting at a time and test with a new notification.
11. Strange Pop-ups or Scam Warnings
Do not call numbers or install apps suggested by alarming pop-ups. Close the page or app and check permissions for recently installed apps. Never share verification codes or give remote access to someone who contacted you unexpectedly.
12. Back Up Before Trying Bigger Fixes
Before resetting settings or erasing the phone, verify that your photos, contacts, files, and important app data are backed up. Know your account password and how you will receive sign-in codes. A factory reset erases local data, so save it for later troubleshooting.
Still Acting Weird?
Write down your phone model, the exact symptom, any error message, when it started, and what you have already tried. If there is physical damage, repeated overheating, or the phone will not start, contact the manufacturer or a qualified repair service.
Wi-Fi not working? Read our troubleshooting guide.
Need More Help?
Describe what is happening and what you have already tried. Do not include passwords or verification codes.