How to Fix WordPress Update Issues: A Beginner-Friendly Troubleshooting Guide

Keeping your WordPress site updated is one of the most important things you can do for its security, performance, and stability. But when updates fail, especially if you’re not a tech expert, it can be confusing and even a little scary.
Don’t worry—you don’t need to be a developer to fix most update issues. This easy-to-follow guide will walk you through the most common reasons WordPress updates fail and how to resolve them step by step.
Why Do WordPress Updates Fail?
WordPress is made up of several parts: the core software, plugins, and themes. These components must work in harmony. If even one of them is outdated or incompatible, it can cause an update to fail.
Here are the most common causes:
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Slow or unstable internet connection
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Conflicts between plugins
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Theme compatibility problems
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Low server memory or resource limits
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Incorrect file or folder permissions
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Corrupted update files or interruptions
Understanding the cause is the first step toward resolving the problem effectively.
Beginner-Friendly Fixes for Update Errors
1. Always Start with a Full Backup
Before making any changes, backup your website. This protects your content in case something goes wrong. Use a plugin like UpdraftPlus or BackupBuddy to back up both your files and database.
2. Clear Your Browser and Site Cache
Sometimes, updates fail to reflect because of cached data.
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Clear your browser cache.
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If you're using a caching plugin (like W3 Total Cache or WP Super Cache), clear the site cache too.
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Then try running the update again.
3. Use Troubleshooting Mode to Isolate Plugin Conflicts
Conflicting plugins can prevent updates.
Try this:
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Install the Health Check & Troubleshooting plugin.
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Activate troubleshooting mode. This temporarily disables plugins for your session.
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Attempt the update.
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If it works, re-enable each plugin one at a time to identify the troublemaker.
This method keeps your live site running while you test behind the scenes.
4. Check Your Hosting Resources
Many shared hosting plans have low default memory limits, which can block updates.
Ask your hosting provider:
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Is the PHP memory limit set too low? (It should be at least 256MB.)
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Is the maximum execution time long enough?
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Can they increase these limits or offer a more suitable plan?
Upgrading your hosting plan or tweaking server settings can solve many update problems.
5. Try a Manual WordPress Update
If the auto-update fails, doing it manually can work just as well.
Steps:
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Download the latest version from WordPress.org.
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Unzip the file on your computer.
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Use FTP software like FileZilla to access your site.
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Upload the new wp-admin and wp-includes folders—replace the old ones.
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Do not delete the wp-content folder—this holds your themes and plugins.
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Visit your site to complete the update. You might be prompted to update the database—click the button if so.
Manual updates sound technical, but they’re very manageable if you follow the instructions carefully.
6. Correct File Permissions
Improper file or folder permissions can block updates.
Use a plugin like WP File Manager or ask your hosting provider to:
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Set folders to 755
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Set files to 644
These are standard settings that let WordPress update files without compromising security.
7. Stuck in Maintenance Mode? Here’s the Fix
If your website says “Briefly unavailable for scheduled maintenance,” the update was interrupted and left the site in maintenance mode.
Fix it by:
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Logging into your hosting panel (like cPanel or using FTP).
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Navigating to the root folder of your WordPress site.
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Deleting the file named .maintenance.
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Reloading your website.
This should return your site to normal instantly.
When to Call in a Pro
If you’re not comfortable trying these fixes yourself, or nothing seems to work, it’s perfectly okay to get help. You can contact:
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Your web hosting support team
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A freelance WordPress developer
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Or a professional maintenance company like Websenor
It’s smart to get expert help when your site supports your business or brand and downtime could cost you visibility or sales.
Conclusion: WordPress Made Simple with Websenor
WordPress update failures can be frustrating, but they don’t have to derail your website. With some basic troubleshooting and a calm approach, even non-tech users can fix most issues quickly and confidently.
Start with a backup, clear your cache, test for plugin issues, and make sure your hosting setup is strong. These steps solve most update-related headaches.
If you're unsure where to start or don’t want to risk anything on your own, Websenor is here to help. As a trusted web development and maintenance company, we specialize in making WordPress stress-free for businesses, bloggers, and startups.
With Websenor by your side, you can leave the technical issues to us—and get back to growing your website the smart way.
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