Restart properly
Shut down fully, wait 30 seconds and start again.
Check the obvious
Cables, power, Wi-Fi switch, airplane mode, volume.
Note the error message
Write it down exactly or take a photo.
What changed?
New software, an update, a new device or a power cut often explains the problem.
Search smart
Search the exact error message in quotes.
One change at a time
Change one thing, test, then move on.
Back up before big fixes
Copy important files before resets or reinstalls.
Warning: Know when to stop
Burning smells, clicking hard drives, swollen batteries or water damage need a professional.
Need deeper help?
Browse the guide library