YouTube may not be working due to a variety of reasons including server outages, internet connection issues, app glitches, cache problems, or device compatibility. Recently, there was a widespread YouTube outage reported globally on October 15, 2025, affecting YouTube services including YouTube Music and YouTube TV, causing playback errors for many users. YouTube acknowledged the issue and engineers were working on resolving it, with partial restoration occurring gradually but some users still experiencing slow loading and playback problems.

If the problem is not due to a server outage, common causes include poor or unstable internet connection, outdated app versions, corrupted cache or data, software glitches, or incompatible devices. Fixes typically involve checking the internet connection and restarting the device, updating the YouTube app and device software, clearing the app cache and data, and ensuring the app has proper permissions. Sometimes resetting network settings or reinstalling the app helps as well.

In summary, YouTube might not work because of a recent server outage, ongoing technical issues on their end, or local device and internet problems. It's advisable to check if YouTube is down using sites like Downdetector, restart your device and internet router, update the app, clear its cache, and verify your internet connection. Monitoring YouTube’s official communication channels can provide real-time updates on outages and fixes.