How to fix http error 503 the service is unavailable?
If you are a WordPress user, you are bound to encounter specific errors that can halt your work. One of the common errors users is the 503 error service not available. The HTTP error 503 may appear in different operating systems, including Windows XP, Linux, macOS, etc.
What's the HTTP 503 Service Unavailable Error?
The 503 service unavailable in WordPress indicates that your website is now inaccessible due to the server in question being unavailable. It might be due to a high volume of traffic, maintenance, or anything else that necessitates a more thorough analysis.
The error message usually comes in various forms like-
503 Service Temporarily Unavailable
HTTP Server Error 503
Error 503 Fetch Backend Failed
Websites which uses Microsoft IIS usually adds a digit after 503 error giving away more details about the reason behind this server error.
Fix 503 Service Unavailable Error
The service error is from the server end, which means the issue is coming from the webite server. It's conceivable that a problem with your computer causes the HTTP 503 error, but this is unlikely. In other words, the status code 503 (Service Unavailable) indicates that the server is presently unable to process the request owing to temporary server maintenance, which will most likely be resolved within some time.
Some of the ways to resolve the 503 Error Service Unavailable are:
Temporarily Deactivate Your WordPress Plugins:
Plugin difficulties are one of the major reasons for the error 503 in WordPress. The best is to disable WordPress plugins to see the exact reason behind the issue.
You can also use the FTP client since the 503 error prohibits you from accessing the WordPress admin area. You need to connect website using your FTP client once it's ready, and check the root folder of WordPress. It's generally named public_html, public, www, or your site's name.
Restarting your Router and Modem
Restarting your modem or router is yet another way to overcome this error. While the 503 error is almost always the fault of the website you're viewing, it's conceivable that there's a problem with your network or computer's DNS server setup, which a quick restart of both could fix. If rebooting your device did not resolve the 503 DNS Failure, the DNS servers themselves may be experiencing temporary difficulties. In this situation, update your DNS servers on your computer or router using our list of Free & Public DNS Servers.
Calling out Experts
Another alternative is to get assistance directly from the website backend team. There's a high probability that the site administrators are already aware of the 503 error, but informing them or checking on the progress of the problem is a smart idea.
Disabling Content Delivery Network (CDN)
The 503 error may appear due to an issue with your Content Delivery Network rather than a problem with your website. Whether you're utilizing a CDN, temporarily turning it off might help you figure out if this is the case.
Depending on the type of CDN you are using, you must take may change. Cloud flare sometimes also leads to 503 errors. If you cannot halt yours, try the knowledge base for your service, including extensive instructions.
Connect with Experts
If you are not so great with the technical aspect and comes across this 503 error service unavailable, the best is to connect with an expert who will help you in resolving on the real-time basis.