MacDebug

Verified for macOS Tahoe 26.2

Fix Guide: Tahoe Safari Inspector "Network" Fix

Symptom: You open the Web Inspector in Safari on macOS Tahoe to debug a site, but the "Network" tab is completely blank and doesn't record any traffic.

Why this happens

A bug in Tahoe's WebKit networking process can cause the Inspector's bridge to fail. This is common if you are using a VPN or a custom DNS setup.

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Fix 1: Reset the Web Inspector

  1. In Safari, go to Develop > Graphics Acceleration.
  2. Toggle "Prefer Integrated GPU" or "Prefer Discrete GPU" (changing the state forces an Inspector reload).
  3. Close and reopen the Inspector (Cmd+Option+I).

Fix 2: Flush the WebKit Daemon

If the Network tab is still empty:

  1. Open Terminal.
  2. Run:
killall com.apple.WebKit.Networking.Development
  1. Refresh the page in Safari and check the Network tab again.

Recommended Tool: Proxyman

For professional web development on macOS Tahoe, Proxyman is much more reliable than the built-in Safari Inspector. It captures all network traffic with 100% accuracy, even when WebKit bugs out.