| Symptom | Fix | |---------|-----| | MP Tool doesn’t see drive | Short LED pins (or data pins) for 10 seconds | | Fail: “Bad Block over setting” | Increase “Bad Block Limit” in settings | | Fail: “Compare fail” | Re-check Flash ID or try different paper setting | | Drive stuck at 0 MB | Enable “Erase All Blocks” and “Low Level Format” |