Installation Failed Destination Folder Already Exists? Try These 2 Quick Fixes!

You’re manually uploading a file to your WordPress site for an update, but something went wrong. The update has failed. Perhaps a connection issue or another interruption has occurred, and now you need to restart the process. 

When you try again, you get the WordPress error: Installation failed destination folder already exists. 

This is a common issue, but don’t worry—there are two simple ways to fix it and get your site back on track quickly.

TL;DR: The installation failed destination folder already exists error happens when WordPress finds an existing folder during plugin or theme installation. Always backup your site using a backup plugin before making any changes to prevent potential downtime.

What is this error all about?

The installation failed destination folder already exists error pops up when WordPress tries to install a plugin or theme and finds a folder with the same name already there.

Here’s why it happens: During installation, WordPress creates new folders for files. If something interrupts this—like a bad connection or a website crash—you end up with incomplete folders that weren’t fully deleted.

The same thing can happen if you delete a plugin or theme but some folders stick around. These leftovers cause problems when you try to install again.

Understanding this helps you see why the error happens. By cleaning out those leftover folders, you can get back to installing or updating your plugins or themes without a hitch.

Fixing the installation failed destination folder already exists error

Getting hit with this error can be annoying, but don’t worry—it’s easy to fix. Just make sure you backup your site first with a good plugin.

A) Quick fix: Replace current with uploaded

When you’re retrying the upload, look for the replace current with uploaded option. It’s at the bottom left after you see the plugin details in the error message. This swaps the old files for the new ones in one go, skipping the folder problem altogether.

B) Manual fix: Delete the folder yourself

This way, you clear out any leftover files for a clean start. You can do this using FTP or through your cPanel.

With FTP:

1. Connect to your site using an FTP client.

2. Head to the wp-content folder (usually inside public_html or www).

3. Find the plugins or themes folder.

4. Delete the folder that’s causing the issue.

With cPanel:

1. Log into cPanel and open File Manager.

2. Go to the public_html directory and then wp-content.

3. Open the plugins or themes folder.

4. Remove the folder that’s giving you trouble.

After you clear out these folders, go back to your WordPress dashboard and try the installation again. This should get everything running smoothly.

How to avoid this error from occurring again

To minimize the chances of this error happening again, follow these simple steps:

Check your internet connection: Make sure your connection is stable before installing anything to avoid interruptions.

Clean out unused plugins and themes: Regularly delete plugins and themes you don’t use to prevent leftover folders from causing issues.

Choose reliable hosting: Go for a hosting service with good uptime to reduce the risk of installation problems.

Backup before updates: Always back up your site before making updates, so you can restore everything easily if something goes wrong.

Wrapping up

Dealing with the installation failed destination folder already exists error can be easy with the right approach. Once you understand what’s causing it, a few simple actions can get your WordPress site running smoothly again.

Always ensure a stable internet connection and regularly clear out unused plugins to prevent future issues.

FAQs

Why did plugin installation fail in WordPress?

Plugin installation often fails because a folder with the same name already exists. Before trying again, make sure there are no leftover files from previous installations.

Why did my update fail?

Updates may fail due to issues like a poor internet connection or server problems. Always back up your site before updating to protect your data.

How do I fix file and folder permissions errors in WordPress?

To fix permissions errors, adjust settings through your hosting control panel or FTP. Typically, set folders to 755 and files to 644.

How do I fix the missing temporary folder error in WordPress?

For the missing temporary folder error, add a temporary folder path in the wp-config.php file. If unsure, contact your hosting provider for guidance.

How can I delete a plugin?

To delete a plugin, go to the plugins section in your WordPress dashboard and click deactivate, then delete. For complete removal, delete its folder via FTP or cPanel.