Pi won’t boot
Power supply, SD card or image as the cause.
Search focus
Always start from the visible symptom: no boot, no network, install errors or hardware issues.
Categories
Wi‑Fi not working
No connection or unstable range.
No HDMI signal
Screen stays black or shows no signal.
NVMe not detected
Storage adapter or boot configuration issue.
System slow
Performance drop from load, temperature or storage.
SSH not working
No access over the network.
Sensible next step
Three-step diagnostic path
1. Pin the symptom
Investigate one problem at a time and write it down.
Investigate one problem at a time and write it down.
2. Core checks
Service status, network path, storage and temperature.
Service status, network path, storage and temperature.
3. Escalate
If unclear: continue in the community or docs with a log excerpt.
If unclear: continue in the community or docs with a log excerpt.