What causes "Webex Stuck on Connecting"?

Corrupted Webex or browser cache Firewall or proxy blocking Webex traffic Proxy requiring authentication Certificate revocation server blocked by firewall Browser extension or browser-specific join issue

How do I fix "Webex Stuck on Connecting"?

1. Reset the Webex cache: Open the Webex App > Help > Health Checker Click Reset Rejoin the meeting 2. Clear the cache manually: Windows: quit Webex, end it in Task Manager, open %LOCALAPPDATA%\CiscoSpark and delete its contents Mac: quit Webex, Finder > Go > Go to Folder, empty ~/Library/Caches/Cisco-Systems.Spark and ~/Library/Application Support/Cisco Spark Relaunch Webex 3. Try another network or browser: Switch to a phone hotspot or home network If joining in Chrome, try Firefox, Edge, or Safari, or clear the browser cache 4. Ask IT to check firewall and proxy: Confirm Webex domains and media ports are allowed If the proxy needs credentials, enter the right username and password Make sure certificate revocation checks can reach the internet

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Webex Stuck on Connecting

Workaround available Windows, Mac, Web Updated October 21, 2026

Quick answer

A Webex meeting stuck on 'Connecting' is usually a network, proxy, or cache problem. Reset the Webex cache (Help > Health Checker > Reset), try another network or browser, and have IT confirm Webex traffic isn't blocked by a firewall or proxy.

Most likely fix: Reset the Webex cache.

Symptoms

The meeting window spins on 'Connecting' and never loads, or you see a security certificate or 'can't reach Webex' error.

Why it happens

Corrupted Webex or browser cache
Firewall or proxy blocking Webex traffic
Proxy requiring authentication
Certificate revocation server blocked by firewall
Browser extension or browser-specific join issue

How to fix it

Try these in order — the most common fix is first.

1. Reset the Webex cache
1. Open the Webex App > Help > Health Checker
2. Click Reset
3. Rejoin the meeting
2. Clear the cache manually
1. Windows: quit Webex, end it in Task Manager, open %LOCALAPPDATA%\CiscoSpark and delete its contents
2. Mac: quit Webex, Finder > Go > Go to Folder, empty ~/Library/Caches/Cisco-Systems.Spark and ~/Library/Application Support/Cisco Spark
3. Relaunch Webex
3. Try another network or browser
1. Switch to a phone hotspot or home network
2. If joining in Chrome, try Firefox, Edge, or Safari, or clear the browser cache
4. Ask IT to check firewall and proxy
1. Confirm Webex domains and media ports are allowed
2. If the proxy needs credentials, enter the right username and password
3. Make sure certificate revocation checks can reach the internet

This guide also covers

webex stuck on connecting
webex not connecting
webex meeting not loading
webex unable to connect

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