Q: What does “N/A” mean?
A: The feature is unavailable. This may be due to unsupported hardware, missing permissions, airplane mode, OS restrictions, or failed data access.
Q: What is Wi-Fi RSSI?
A: Signal strength measured in dBm:
-30 to -50 dBm: Excellent
-50 to -60 dBm: Good
-60 to -70 dBm: Fair
-70 to -80 dBm: Weak
Below -80 dBm: Poor
N/A: Not connected to Wi-Fi, airplane mode, or signal unavailable.
Q: What is screen refresh rate?
A: Screen updates per second (Hz, not FPS):
60 Hz: Standard
90/120 Hz: Smooth experience
144/240 Hz: Gaming-grade
N/A: Cannot detect refresh rate.
Q: How do I interpret system load?
A: Average system workload over time:
Below CPU core count = Light load
Above CPU core count = Heavy load
N/A: Unable to retrieve load data.
Q: Why is CPU temperature showing N/A?
A: Likely due to:
No temperature sensor
Device-specific file paths
Android 10+ privacy restrictions
Missing root or special permissions
Q: Why is memory usage showing N/A?
A: System memory data cannot be accessed due to:
Permission issues
API failures
Android’s memory management restrictions
Q: Why do some features show N/A on newer Android versions?
A: Android 10+ enforces stricter privacy controls — access to system files and sensors is restricted by default.
Q: All temperatures show N/A — what should I do?
A: Try:
Check if your device supports temperature monitoring
Ensure all app permissions are granted
Some devices require root access
Compatibility varies across manufacturers