The reason why YouTube error 503 occurs may sound complicated. But you don’t need to worry too much about this problem. Generally, it will be solved within hours, and there are also a few tips that you could try to self-troubleshooting.
Method 1. Try refresh the YouTube video web page
Even though the YouTube 503 Service Unavailable error means that there’s an error on another computer, the issue is probably only temporary. Sometimes just trying the page again will work.
Method 2. Restart router, computer or device
The YouTube error 503 is still most likely the fault of the website you’re visiting, and it’s possible that there’s an issue with the DNS server configurations on your router or computer, which a simple restart of both might correct.
Method 3. Try to reload the video in a period later
Since this error 503 is a common error message on highly popular websites such as YouTube when a huge increase in traffic overwhelms the servers, so simply waiting it out is often a great option.
Method 4. Waiting for Google to Fix It
If you have tried the solutions above, and still haven’t fixed this problem. This means it is a problem of Google. Because there’s something wrong with Google’s Server, this makes you have this YouTube 503 error and can’t get access to YouTube. So under this circumstance, your only solution is waiting for Google fix it. Please wait with patience.
For more information about Youtube, Just click youtube.com/activate.