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A Wi-Fi network is visible but devices cannot connect. Which setting on the router might cause this?

medium📝 Analysis Q7 of Q15
Intro to Computing - How the Internet Works
A Wi-Fi network is visible but devices cannot connect. Which setting on the router might cause this?
AMAC address filtering enabled
BScreen brightness set low
CWi-Fi password saved correctly
DDevice volume muted
Step-by-Step Solution
Solution:

  1. Step 1: Understand MAC address filtering

    This router setting blocks devices not on an approved list from connecting.

  2. Step 2: Eliminate unrelated options

    Screen brightness, password saved, and volume do not affect connection permissions.

  3. Final Answer:

    MAC address filtering enabled -> Option A

  4. Quick Check:

    MAC filtering blocks unauthorized devices [OK]
Quick Trick: MAC filtering blocks unknown devices [OK]
Common Mistakes:
MISTAKES
  • Confusing screen brightness with connection
  • Assuming saved password always works
  • Thinking volume affects Wi-Fi

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